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Finding the Fourth Proportional to 439,093, 605,940.41 and 248,102.29

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Solution

The fourth proportional to 439,093, 605,940.41 and 248,102.29 is: 342,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,093 : 605,940.41 = 248,102.29 : x
  2. Step 2: Convert to fraction form
    439,093/605,940.41 = 248,102.29/x
  3. Step 3: Cross multiply
    439,093x = 605,940.41 × 248,102.29
  4. Step 4: Simplify right side
    439,093x = 150,335,202,084.03
  5. Step 5: Solve for x
    x = 150,335,202,084.03/439,093
  6. Step 6: Final answer
    x = 342,376.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.