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Finding the Fourth Proportional to 269,901.29, 404,580.99 and 92,286.82

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Solution

The fourth proportional to 269,901.29, 404,580.99 and 92,286.82 is: 138,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,901.29 : 404,580.99 = 92,286.82 : x
  2. Step 2: Convert to fraction form
    269,901.29/404,580.99 = 92,286.82/x
  3. Step 3: Cross multiply
    269,901.29x = 404,580.99 × 92,286.82
  4. Step 4: Simplify right side
    269,901.29x = 37,337,492,999.55
  5. Step 5: Solve for x
    x = 37,337,492,999.55/269,901.29
  6. Step 6: Final answer
    x = 138,337.59

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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.