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Finding the Fourth Proportional to 592,691.87, 888,139.77 and 392,294.33

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Solution

The fourth proportional to 592,691.87, 888,139.77 and 392,294.33 is: 587,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,691.87 : 888,139.77 = 392,294.33 : x
  2. Step 2: Convert to fraction form
    592,691.87/888,139.77 = 392,294.33/x
  3. Step 3: Cross multiply
    592,691.87x = 888,139.77 × 392,294.33
  4. Step 4: Simplify right side
    592,691.87x = 348,412,193,437.23
  5. Step 5: Solve for x
    x = 348,412,193,437.23/592,691.87
  6. Step 6: Final answer
    x = 587,847.09

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1.5x scale

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.