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Finding the Fourth Proportional to 588,062.88, 811,983.84 and 451,882.20

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Solution

The fourth proportional to 588,062.88, 811,983.84 and 451,882.20 is: 623,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,062.88 : 811,983.84 = 451,882.20 : x
  2. Step 2: Convert to fraction form
    588,062.88/811,983.84 = 451,882.20/x
  3. Step 3: Cross multiply
    588,062.88x = 811,983.84 × 451,882.20
  4. Step 4: Simplify right side
    588,062.88x = 366,921,043,983.65
  5. Step 5: Solve for x
    x = 366,921,043,983.65/588,062.88
  6. Step 6: Final answer
    x = 623,948.66

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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.