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Finding the Fourth Proportional to 356,336.34, 491,726.68 and 195,192.11

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Solution

The fourth proportional to 356,336.34, 491,726.68 and 195,192.11 is: 269,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,336.34 : 491,726.68 = 195,192.11 : x
  2. Step 2: Convert to fraction form
    356,336.34/491,726.68 = 195,192.11/x
  3. Step 3: Cross multiply
    356,336.34x = 491,726.68 × 195,192.11
  4. Step 4: Simplify right side
    356,336.34x = 95,981,165,265.88
  5. Step 5: Solve for x
    x = 95,981,165,265.88/356,336.34
  6. Step 6: Final answer
    x = 269,355.53

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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.