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Finding the Fourth Proportional to 469,250.42, 703,917.14 and 132,294.06

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Solution

The fourth proportional to 469,250.42, 703,917.14 and 132,294.06 is: 198,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,250.42 : 703,917.14 = 132,294.06 : x
  2. Step 2: Convert to fraction form
    469,250.42/703,917.14 = 132,294.06/x
  3. Step 3: Cross multiply
    469,250.42x = 703,917.14 × 132,294.06
  4. Step 4: Simplify right side
    469,250.42x = 93,124,055,692.72
  5. Step 5: Solve for x
    x = 93,124,055,692.72/469,250.42
  6. Step 6: Final answer
    x = 198,452.79

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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.