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Finding the Fourth Proportional to 454,156.68, 626,785.11 and 250,228.11

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Solution

The fourth proportional to 454,156.68, 626,785.11 and 250,228.11 is: 345,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,156.68 : 626,785.11 = 250,228.11 : x
  2. Step 2: Convert to fraction form
    454,156.68/626,785.11 = 250,228.11/x
  3. Step 3: Cross multiply
    454,156.68x = 626,785.11 × 250,228.11
  4. Step 4: Simplify right side
    454,156.68x = 156,839,253,451.44
  5. Step 5: Solve for x
    x = 156,839,253,451.44/454,156.68
  6. Step 6: Final answer
    x = 345,341.73

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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.