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Finding the Fourth Proportional to 681,862.56, 1,022,793 and 183,226.56

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Solution

The fourth proportional to 681,862.56, 1,022,793 and 183,226.56 is: 274,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,862.56 : 1,022,793 = 183,226.56 : x
  2. Step 2: Convert to fraction form
    681,862.56/1,022,793 = 183,226.56/x
  3. Step 3: Cross multiply
    681,862.56x = 1,022,793 × 183,226.56
  4. Step 4: Simplify right side
    681,862.56x = 187,402,842,982.08
  5. Step 5: Solve for x
    x = 187,402,842,982.08/681,862.56
  6. Step 6: Final answer
    x = 274,839.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.