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Finding the Fourth Proportional to 267,843.33, 401,753.48 and 80,849.25

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Solution

The fourth proportional to 267,843.33, 401,753.48 and 80,849.25 is: 121,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,843.33 : 401,753.48 = 80,849.25 : x
  2. Step 2: Convert to fraction form
    267,843.33/401,753.48 = 80,849.25/x
  3. Step 3: Cross multiply
    267,843.33x = 401,753.48 × 80,849.25
  4. Step 4: Simplify right side
    267,843.33x = 32,481,467,138.64
  5. Step 5: Solve for x
    x = 32,481,467,138.64/267,843.33
  6. Step 6: Final answer
    x = 121,270.40

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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.