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Finding the Fourth Proportional to 203,226.10, 304,839.15 and 132,367.30

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Solution

The fourth proportional to 203,226.10, 304,839.15 and 132,367.30 is: 198,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,226.10 : 304,839.15 = 132,367.30 : x
  2. Step 2: Convert to fraction form
    203,226.10/304,839.15 = 132,367.30/x
  3. Step 3: Cross multiply
    203,226.10x = 304,839.15 × 132,367.30
  4. Step 4: Simplify right side
    203,226.10x = 40,350,735,219.80
  5. Step 5: Solve for x
    x = 40,350,735,219.80/203,226.10
  6. Step 6: Final answer
    x = 198,550.95

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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.