Which mathematical ratio is frequently incorporated into product design to create aesthetically pleasing proportions and is often claimed to appear in successful products from smartphones to furniture?

In the world of product design, mathematical principles often guide aesthetic and functional decisions. One mathematical concept has been particularly influential in creating products that consumers find visually appealing. This mathematical principle has been embraced by designers across industries from technology to furniture, and has fundamentally changed how products are conceived and developed. Test your knowledge about this fascinating intersection of mathematics and product design!

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The Golden Ratio (approximately 1:1.618)
The Fibonacci Sequence (where each number is the sum of the two preceding ones)
The Rule of Thirds (dividing space into equal thirds horizontally and vertically)
The Perfect Square Ratio (1:1)