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Finding the Fourth Proportional to 254,458.13, 381,862.17 and 88,246.13

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Solution

The fourth proportional to 254,458.13, 381,862.17 and 88,246.13 is: 132,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,458.13 : 381,862.17 = 88,246.13 : x
  2. Step 2: Convert to fraction form
    254,458.13/381,862.17 = 88,246.13/x
  3. Step 3: Cross multiply
    254,458.13x = 381,862.17 × 88,246.13
  4. Step 4: Simplify right side
    254,458.13x = 33,697,858,695.90
  5. Step 5: Solve for x
    x = 33,697,858,695.90/254,458.13
  6. Step 6: Final answer
    x = 132,429.88

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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.