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Finding the Fourth Proportional to 240,517.62, 360,778.86 and 107,404.65

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Solution

The fourth proportional to 240,517.62, 360,778.86 and 107,404.65 is: 161,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,517.62 : 360,778.86 = 107,404.65 : x
  2. Step 2: Convert to fraction form
    240,517.62/360,778.86 = 107,404.65/x
  3. Step 3: Cross multiply
    240,517.62x = 360,778.86 × 107,404.65
  4. Step 4: Simplify right side
    240,517.62x = 38,749,327,185.70
  5. Step 5: Solve for x
    x = 38,749,327,185.70/240,517.62
  6. Step 6: Final answer
    x = 161,108.06

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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.