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zalisa [80]
2 years ago
15

How do you tell whether the ratios form a proportion

Mathematics
1 answer:
valkas [14]2 years ago
3 0
Set them up like this example:

4             8
_     =      _

6            12

cross multiply by multiplying 4 by 12 and 6 by 8.
If they are equal then it is proportional.
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