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Finding the Fourth Proportional to 235,019.56, 324,327 and 127,589.44

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Solution

The fourth proportional to 235,019.56, 324,327 and 127,589.44 is: 176,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,019.56 : 324,327 = 127,589.44 : x
  2. Step 2: Convert to fraction form
    235,019.56/324,327 = 127,589.44/x
  3. Step 3: Cross multiply
    235,019.56x = 324,327 × 127,589.44
  4. Step 4: Simplify right side
    235,019.56x = 41,380,700,306.88
  5. Step 5: Solve for x
    x = 41,380,700,306.88/235,019.56
  6. Step 6: Final answer
    x = 176,073.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.