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Finding the Fourth Proportional to 269,540.72, 404,311.08 and 151,295.12

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Solution

The fourth proportional to 269,540.72, 404,311.08 and 151,295.12 is: 226,942.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,540.72 : 404,311.08 = 151,295.12 : x
  2. Step 2: Convert to fraction form
    269,540.72/404,311.08 = 151,295.12/x
  3. Step 3: Cross multiply
    269,540.72x = 404,311.08 × 151,295.12
  4. Step 4: Simplify right side
    269,540.72x = 61,170,293,365.93
  5. Step 5: Solve for x
    x = 61,170,293,365.93/269,540.72
  6. Step 6: Final answer
    x = 226,942.68

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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.