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Finding the Fourth Proportional to 327,337.12, 451,787.24 and 204,886.28

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Solution

The fourth proportional to 327,337.12, 451,787.24 and 204,886.28 is: 282,781.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,337.12 : 451,787.24 = 204,886.28 : x
  2. Step 2: Convert to fraction form
    327,337.12/451,787.24 = 204,886.28/x
  3. Step 3: Cross multiply
    327,337.12x = 451,787.24 × 204,886.28
  4. Step 4: Simplify right side
    327,337.12x = 92,565,006,955.07
  5. Step 5: Solve for x
    x = 92,565,006,955.07/327,337.12
  6. Step 6: Final answer
    x = 282,781.88

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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.