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Mathematics 8 Online
OpenStudy (anonymous):

determine if the proportion is true 5/9 = 46/81

OpenStudy (gw2011):

If you cross-multiply, you get: (5)(81)=405 (9)(46)=414 Since 405 is not equal to 414, then the proportion is not equal. In other words, 5/9 is not equal to 46/81

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