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Finding the Fourth Proportional to 454,359.83, 627,013.62 and 250,410.96

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Solution

The fourth proportional to 454,359.83, 627,013.62 and 250,410.96 is: 345,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,359.83 : 627,013.62 = 250,410.96 : x
  2. Step 2: Convert to fraction form
    454,359.83/627,013.62 = 250,410.96/x
  3. Step 3: Cross multiply
    454,359.83x = 627,013.62 × 250,410.96
  4. Step 4: Simplify right side
    454,359.83x = 157,011,082,517.28
  5. Step 5: Solve for x
    x = 157,011,082,517.28/454,359.83
  6. Step 6: Final answer
    x = 345,565.51

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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.