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Finding the Fourth Proportional to 318,186.59, 477,301.76 and 93,552.53

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Solution

The fourth proportional to 318,186.59, 477,301.76 and 93,552.53 is: 140,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,186.59 : 477,301.76 = 93,552.53 : x
  2. Step 2: Convert to fraction form
    318,186.59/477,301.76 = 93,552.53/x
  3. Step 3: Cross multiply
    318,186.59x = 477,301.76 × 93,552.53
  4. Step 4: Simplify right side
    318,186.59x = 44,652,786,753.69
  5. Step 5: Solve for x
    x = 44,652,786,753.69/318,186.59
  6. Step 6: Final answer
    x = 140,335.23

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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.