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Finding the Fourth Proportional to 192,098.40, 288,147.60 and 182,256.90

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Solution

The fourth proportional to 192,098.40, 288,147.60 and 182,256.90 is: 273,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,098.40 : 288,147.60 = 182,256.90 : x
  2. Step 2: Convert to fraction form
    192,098.40/288,147.60 = 182,256.90/x
  3. Step 3: Cross multiply
    192,098.40x = 288,147.60 × 182,256.90
  4. Step 4: Simplify right side
    192,098.40x = 52,516,888,318.44
  5. Step 5: Solve for x
    x = 52,516,888,318.44/192,098.40
  6. Step 6: Final answer
    x = 273,385.35

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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.