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Finding the Fourth Proportional to 327,378.88, 451,787.52 and 193,242.88

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Solution

The fourth proportional to 327,378.88, 451,787.52 and 193,242.88 is: 266,677.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,378.88 : 451,787.52 = 193,242.88 : x
  2. Step 2: Convert to fraction form
    327,378.88/451,787.52 = 193,242.88/x
  3. Step 3: Cross multiply
    327,378.88x = 451,787.52 × 193,242.88
  4. Step 4: Simplify right side
    327,378.88x = 87,304,721,512.86
  5. Step 5: Solve for x
    x = 87,304,721,512.86/327,378.88
  6. Step 6: Final answer
    x = 266,677.93

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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.