Which mathematical concept is increasingly being used by high-end retailers to design store layouts that are scientifically proven to be more visually appealing to customers?

The intersection of mathematics and retail creates fascinating opportunities for store optimization. One particular mathematical concept has been studied extensively for its potential impact on customer experience and purchasing behavior. This trivia question explores how mathematical principles are being applied in modern retail design to influence consumer behavior and create more appealing shopping environments.

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The Golden Ratio (approximately 1:1.618)
The Rule of Thirds (1:1:1 proportioning)
Fibonacci Sequence-based spacing (1,1,2,3,5,8...)
Pythagorean Theorem for triangular displays (a²+b²=c²)