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Finding the Fourth Proportional to 367,344.84, 551,229.85 and 154,093.66

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Solution

The fourth proportional to 367,344.84, 551,229.85 and 154,093.66 is: 231,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,344.84 : 551,229.85 = 154,093.66 : x
  2. Step 2: Convert to fraction form
    367,344.84/551,229.85 = 154,093.66/x
  3. Step 3: Cross multiply
    367,344.84x = 551,229.85 × 154,093.66
  4. Step 4: Simplify right side
    367,344.84x = 84,941,023,902.29
  5. Step 5: Solve for x
    x = 84,941,023,902.29/367,344.84
  6. Step 6: Final answer
    x = 231,229.66

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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.