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Finding the Fourth Proportional to 574,979.28, 862,635.36 and 237,957.76

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Solution

The fourth proportional to 574,979.28, 862,635.36 and 237,957.76 is: 357,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,979.28 : 862,635.36 = 237,957.76 : x
  2. Step 2: Convert to fraction form
    574,979.28/862,635.36 = 237,957.76/x
  3. Step 3: Cross multiply
    574,979.28x = 862,635.36 × 237,957.76
  4. Step 4: Simplify right side
    574,979.28x = 205,270,777,962.39
  5. Step 5: Solve for x
    x = 205,270,777,962.39/574,979.28
  6. Step 6: Final answer
    x = 357,005.52

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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.