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Finding the Fourth Proportional to 178,233.60, 267,350.40 and 166,423.80

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Solution

The fourth proportional to 178,233.60, 267,350.40 and 166,423.80 is: 249,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,233.60 : 267,350.40 = 166,423.80 : x
  2. Step 2: Convert to fraction form
    178,233.60/267,350.40 = 166,423.80/x
  3. Step 3: Cross multiply
    178,233.60x = 267,350.40 × 166,423.80
  4. Step 4: Simplify right side
    178,233.60x = 44,493,469,499.52
  5. Step 5: Solve for x
    x = 44,493,469,499.52/178,233.60
  6. Step 6: Final answer
    x = 249,635.70

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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.