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Finding the Fourth Proportional to 425,003.66, 586,517.95 and 234,023.88

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Solution

The fourth proportional to 425,003.66, 586,517.95 and 234,023.88 is: 322,960.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,003.66 : 586,517.95 = 234,023.88 : x
  2. Step 2: Convert to fraction form
    425,003.66/586,517.95 = 234,023.88/x
  3. Step 3: Cross multiply
    425,003.66x = 586,517.95 × 234,023.88
  4. Step 4: Simplify right side
    425,003.66x = 137,259,205,178.53
  5. Step 5: Solve for x
    x = 137,259,205,178.53/425,003.66
  6. Step 6: Final answer
    x = 322,960.06

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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.