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Finding the Fourth Proportional to 218,517.75, 327,794.85 and 60,747.57

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Solution

The fourth proportional to 218,517.75, 327,794.85 and 60,747.57 is: 91,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,517.75 : 327,794.85 = 60,747.57 : x
  2. Step 2: Convert to fraction form
    218,517.75/327,794.85 = 60,747.57/x
  3. Step 3: Cross multiply
    218,517.75x = 327,794.85 × 60,747.57
  4. Step 4: Simplify right side
    218,517.75x = 19,912,740,596.01
  5. Step 5: Solve for x
    x = 19,912,740,596.01/218,517.75
  6. Step 6: Final answer
    x = 91,126.42

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1.5x scale

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.