Finding the Fourth Proportional to 5,417,236.71, 7,475,624.66 and 2,969,764.07
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Solution
The fourth proportional to 5,417,236.71, 7,475,624.66 and 2,969,764.07 is: 4,098,185.60
Step by Step Solution
- Step 1: Write the proportion equation
5,417,236.71 : 7,475,624.66 = 2,969,764.07 : x - Step 2: Convert to fraction form
5,417,236.71/7,475,624.66 = 2,969,764.07/x - Step 3: Cross multiply
5,417,236.71x = 7,475,624.66 × 2,969,764.07 - Step 4: Simplify right side
5,417,236.71x = 22,200,841,486,120.25 - Step 5: Solve for x
x = 22,200,841,486,120.25/5,417,236.71 - Step 6: Final answer
x = 4,098,185.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.