SOLUTION: what kind of ratio forms a proportion with 6/9?

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Question 423022: what kind of ratio forms a proportion with 6/9?
Answer by MathLover1(20849) About Me  (Show Source):
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this pair of ratios could form a true proportion
6%2F9 and 2%2F3.....if you divide both numerator and denominator of 6%2F9 by 3
check:
6%2F9=2%2F3....cross multiply
6%2A3=2%2A9
18=18