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Anonymous
1/x = 4x/9 ie 4x2 = 9 so x2 = 9/4 making x = 3/2. 3/2 x 4/9 = 12/18 = 2/3
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The fraction is 2/3.
4/9
It is 40/9.
58/9
Expressed as a decimal fraction, this is equal to 4.4 recurring (that is, 4.4444...)