SOLUTION: fill in the blank: 5/9= ?/54

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Question 170739: fill in the blank:
5/9= ?/54
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
5/9=X/54
9X=5*54
9X=270
X=270/9
X=30 ANS.
PROOF:
5/9=30/54
9*30=5*54
270=270