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Finding the Fourth Proportional to 373,789.85, 560,770.64 and 107,552.57

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Solution

The fourth proportional to 373,789.85, 560,770.64 and 107,552.57 is: 161,353.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,789.85 : 560,770.64 = 107,552.57 : x
  2. Step 2: Convert to fraction form
    373,789.85/560,770.64 = 107,552.57/x
  3. Step 3: Cross multiply
    373,789.85x = 560,770.64 × 107,552.57
  4. Step 4: Simplify right side
    373,789.85x = 60,312,322,974.78
  5. Step 5: Solve for x
    x = 60,312,322,974.78/373,789.85
  6. Step 6: Final answer
    x = 161,353.56

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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.