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Finding the Fourth Proportional to 244,960.88, 367,441.31 and 78,748.88

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Solution

The fourth proportional to 244,960.88, 367,441.31 and 78,748.88 is: 118,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,960.88 : 367,441.31 = 78,748.88 : x
  2. Step 2: Convert to fraction form
    244,960.88/367,441.31 = 78,748.88/x
  3. Step 3: Cross multiply
    244,960.88x = 367,441.31 × 78,748.88
  4. Step 4: Simplify right side
    244,960.88x = 28,935,589,987.90
  5. Step 5: Solve for x
    x = 28,935,589,987.90/244,960.88
  6. Step 6: Final answer
    x = 118,123.31

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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.