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Finding the Fourth Proportional to 367,691.52, 507,335.52 and 214,660.20

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Solution

The fourth proportional to 367,691.52, 507,335.52 and 214,660.20 is: 296,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,691.52 : 507,335.52 = 214,660.20 : x
  2. Step 2: Convert to fraction form
    367,691.52/507,335.52 = 214,660.20/x
  3. Step 3: Cross multiply
    367,691.52x = 507,335.52 × 214,660.20
  4. Step 4: Simplify right side
    367,691.52x = 108,904,744,190.30
  5. Step 5: Solve for x
    x = 108,904,744,190.30/367,691.52
  6. Step 6: Final answer
    x = 296,185.09

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1.5x scale

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.