Finding the Fourth Proportional to 435,593.36, 656,622.05 and 397,755.92
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Solution
The fourth proportional to 435,593.36, 656,622.05 and 397,755.92 is: 599,585.14
Step by Step Solution
- Step 1: Write the proportion equation
435,593.36 : 656,622.05 = 397,755.92 : x - Step 2: Convert to fraction form
435,593.36/656,622.05 = 397,755.92/x - Step 3: Cross multiply
435,593.36x = 656,622.05 × 397,755.92 - Step 4: Simplify right side
435,593.36x = 261,175,307,590.04 - Step 5: Solve for x
x = 261,175,307,590.04/435,593.36 - Step 6: Final answer
x = 599,585.14
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.