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Finding the Fourth Proportional to 439,082.97, 605,926.60 and 248,092.26

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Solution

The fourth proportional to 439,082.97, 605,926.60 and 248,092.26 is: 342,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,082.97 : 605,926.60 = 248,092.26 : x
  2. Step 2: Convert to fraction form
    439,082.97/605,926.60 = 248,092.26/x
  3. Step 3: Cross multiply
    439,082.97x = 605,926.60 × 248,092.26
  4. Step 4: Simplify right side
    439,082.97x = 150,325,698,967.89
  5. Step 5: Solve for x
    x = 150,325,698,967.89/439,082.97
  6. Step 6: Final answer
    x = 342,362.85

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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.