Finding the Fourth Proportional to 424,593.17, 585,943.23 and 231,001.99
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Solution
The fourth proportional to 424,593.17, 585,943.23 and 231,001.99 is: 318,785.28
Step by Step Solution
- Step 1: Write the proportion equation
424,593.17 : 585,943.23 = 231,001.99 : x - Step 2: Convert to fraction form
424,593.17/585,943.23 = 231,001.99/x - Step 3: Cross multiply
424,593.17x = 585,943.23 × 231,001.99 - Step 4: Simplify right side
424,593.17x = 135,354,053,755.71 - Step 5: Solve for x
x = 135,354,053,755.71/424,593.17 - Step 6: Final answer
x = 318,785.28
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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.