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Finding the Fourth Proportional to 231,265.80, 319,200.12 and 150,552.74

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Solution

The fourth proportional to 231,265.80, 319,200.12 and 150,552.74 is: 207,797.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,265.80 : 319,200.12 = 150,552.74 : x
  2. Step 2: Convert to fraction form
    231,265.80/319,200.12 = 150,552.74/x
  3. Step 3: Cross multiply
    231,265.80x = 319,200.12 × 150,552.74
  4. Step 4: Simplify right side
    231,265.80x = 48,056,451,078.33
  5. Step 5: Solve for x
    x = 48,056,451,078.33/231,265.80
  6. Step 6: Final answer
    x = 207,797.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.