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Finding the Fourth Proportional to 295,439.76, 443,217.96 and 108,452.88

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Solution

The fourth proportional to 295,439.76, 443,217.96 and 108,452.88 is: 162,700.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,439.76 : 443,217.96 = 108,452.88 : x
  2. Step 2: Convert to fraction form
    295,439.76/443,217.96 = 108,452.88/x
  3. Step 3: Cross multiply
    295,439.76x = 443,217.96 × 108,452.88
  4. Step 4: Simplify right side
    295,439.76x = 48,068,264,229.72
  5. Step 5: Solve for x
    x = 48,068,264,229.72/295,439.76
  6. Step 6: Final answer
    x = 162,700.73

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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.