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Finding the Fourth Proportional to 568,562.49, 784,616.04 and 326,892.33

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Solution

The fourth proportional to 568,562.49, 784,616.04 and 326,892.33 is: 451,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,562.49 : 784,616.04 = 326,892.33 : x
  2. Step 2: Convert to fraction form
    568,562.49/784,616.04 = 326,892.33/x
  3. Step 3: Cross multiply
    568,562.49x = 784,616.04 × 326,892.33
  4. Step 4: Simplify right side
    568,562.49x = 256,484,965,470.97
  5. Step 5: Solve for x
    x = 256,484,965,470.97/568,562.49
  6. Step 6: Final answer
    x = 451,111.30

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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.