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In order to determine if two sets of numbers are proportional, you need to compare their ratios. For 7 and 9, the ratio is 7/9, which simplifies to 0.777. For 70 and 90, the ratio is 70/90, which simplifies to 0.778. Since these two ratios are not equal, 7 and 9 are not proportional to 70 and 90.

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4mo ago

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Yes because 7 to 9 is proportional for 70 to 90

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Wiki User

10y ago
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Q: Are 7 9 and 70 90 are proportional?
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