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Finding the Fourth Proportional to 379,066.02, 522,891.81 and 244,930.02

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Solution

The fourth proportional to 379,066.02, 522,891.81 and 244,930.02 is: 337,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,066.02 : 522,891.81 = 244,930.02 : x
  2. Step 2: Convert to fraction form
    379,066.02/522,891.81 = 244,930.02/x
  3. Step 3: Cross multiply
    379,066.02x = 522,891.81 × 244,930.02
  4. Step 4: Simplify right side
    379,066.02x = 128,071,901,481.14
  5. Step 5: Solve for x
    x = 128,071,901,481.14/379,066.02
  6. Step 6: Final answer
    x = 337,861.73

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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.