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A comment on Golden Ratio.

Re:Golden Ratio by dmckeon on Saturday August 31, 2019 @10:05PM (#20850103)
For travelers wanting a rough-and-ready conversion of miles to kilometers, the ratio is useful: 3 miles ~= 5 km; 8 km~= 5 miles; etc.

Discussion at: https://www.reddit.com/r/math/comments/2zop5o/i_realised_the...

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Re:Golden Ratio by adele11 on Saturday August 31, 2019 @10:13PM (#20850129)
Even easier don't think about the ratio! Think about the Fibonacci sequence: 0 1 1 2 3 5 8 13 etc. Then you are doing just addition.
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