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Finding the Fourth Proportional to 502,987.92, 753,468.84 and 232,735.20

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Solution

The fourth proportional to 502,987.92, 753,468.84 and 232,735.20 is: 348,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,987.92 : 753,468.84 = 232,735.20 : x
  2. Step 2: Convert to fraction form
    502,987.92/753,468.84 = 232,735.20/x
  3. Step 3: Cross multiply
    502,987.92x = 753,468.84 × 232,735.20
  4. Step 4: Simplify right side
    502,987.92x = 175,358,721,171.17
  5. Step 5: Solve for x
    x = 175,358,721,171.17/502,987.92
  6. Step 6: Final answer
    x = 348,634.06

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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.