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Finding the Fourth Proportional to 568,251.39, 784,205.22 and 323,229.81

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Solution

The fourth proportional to 568,251.39, 784,205.22 and 323,229.81 is: 446,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,251.39 : 784,205.22 = 323,229.81 : x
  2. Step 2: Convert to fraction form
    568,251.39/784,205.22 = 323,229.81/x
  3. Step 3: Cross multiply
    568,251.39x = 784,205.22 × 323,229.81
  4. Step 4: Simplify right side
    568,251.39x = 253,478,500,340.58
  5. Step 5: Solve for x
    x = 253,478,500,340.58/568,251.39
  6. Step 6: Final answer
    x = 446,067.55

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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.