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Finding the Fourth Proportional to 541,229.04, 811,781.14 and 141,901.52

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Solution

The fourth proportional to 541,229.04, 811,781.14 and 141,901.52 is: 212,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,229.04 : 811,781.14 = 141,901.52 : x
  2. Step 2: Convert to fraction form
    541,229.04/811,781.14 = 141,901.52/x
  3. Step 3: Cross multiply
    541,229.04x = 811,781.14 × 141,901.52
  4. Step 4: Simplify right side
    541,229.04x = 115,192,978,092.01
  5. Step 5: Solve for x
    x = 115,192,978,092.01/541,229.04
  6. Step 6: Final answer
    x = 212,835.92

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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.