Home / 755,691.90-1,132,553.70-306,044.70

Finding the Fourth Proportional to 755,691.90, 1,132,553.70 and 306,044.70

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Solution

The fourth proportional to 755,691.90, 1,132,553.70 and 306,044.70 is: 458,668.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,691.90 : 1,132,553.70 = 306,044.70 : x
  2. Step 2: Convert to fraction form
    755,691.90/1,132,553.70 = 306,044.70/x
  3. Step 3: Cross multiply
    755,691.90x = 1,132,553.70 × 306,044.70
  4. Step 4: Simplify right side
    755,691.90x = 346,612,057,350.39
  5. Step 5: Solve for x
    x = 346,612,057,350.39/755,691.90
  6. Step 6: Final answer
    x = 458,668.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.