Brian wrote:
"One rule I will not personally follow is that a ratio can only be two
numbers. I solve many problems where I write a:b:c=d:e:f."
numbers. I solve many problems where I write a:b:c=d:e:f."
Brian, that is called a "continued ratio" written as part of a proportion and is used often in science and in mathematics. Think of the proportionality (similarity) theorems in elementary Euclidean geometry, the gas laws in chemistry, etc.
Buck Dick
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