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Finding the Fourth Proportional to 240,770.93, 361,304.01 and 107,763.66

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Solution

The fourth proportional to 240,770.93, 361,304.01 and 107,763.66 is: 161,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,770.93 : 361,304.01 = 107,763.66 : x
  2. Step 2: Convert to fraction form
    240,770.93/361,304.01 = 107,763.66/x
  3. Step 3: Cross multiply
    240,770.93x = 361,304.01 × 107,763.66
  4. Step 4: Simplify right side
    240,770.93x = 38,935,442,490.28
  5. Step 5: Solve for x
    x = 38,935,442,490.28/240,770.93
  6. Step 6: Final answer
    x = 161,711.56

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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.