Finding the Fourth Proportional to 754,076.88, 1,040,645.96 and 414,553.68
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Solution
The fourth proportional to 754,076.88, 1,040,645.96 and 414,553.68 is: 572,095.00
Step by Step Solution
- Step 1: Write the proportion equation
754,076.88 : 1,040,645.96 = 414,553.68 : x - Step 2: Convert to fraction form
754,076.88/1,040,645.96 = 414,553.68/x - Step 3: Cross multiply
754,076.88x = 1,040,645.96 × 414,553.68 - Step 4: Simplify right side
754,076.88x = 431,403,612,295.13 - Step 5: Solve for x
x = 431,403,612,295.13/754,076.88 - Step 6: Final answer
x = 572,095.00
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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.