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Finding the Fourth Proportional to 234,301.92, 351,583.98 and 127,693.09

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Solution

The fourth proportional to 234,301.92, 351,583.98 and 127,693.09 is: 191,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,301.92 : 351,583.98 = 127,693.09 : x
  2. Step 2: Convert to fraction form
    234,301.92/351,583.98 = 127,693.09/x
  3. Step 3: Cross multiply
    234,301.92x = 351,583.98 × 127,693.09
  4. Step 4: Simplify right side
    234,301.92x = 44,894,844,761.33
  5. Step 5: Solve for x
    x = 44,894,844,761.33/234,301.92
  6. Step 6: Final answer
    x = 191,611.09

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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.