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Finding the Fourth Proportional to 251,792.36, 377,757.74 and 74,299.38

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Solution

The fourth proportional to 251,792.36, 377,757.74 and 74,299.38 is: 111,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,792.36 : 377,757.74 = 74,299.38 : x
  2. Step 2: Convert to fraction form
    251,792.36/377,757.74 = 74,299.38/x
  3. Step 3: Cross multiply
    251,792.36x = 377,757.74 × 74,299.38
  4. Step 4: Simplify right side
    251,792.36x = 28,067,165,872.20
  5. Step 5: Solve for x
    x = 28,067,165,872.20/251,792.36
  6. Step 6: Final answer
    x = 111,469.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.