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Finding the Fourth Proportional to 269,220.70, 404,159.10 and 267,252.40

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Solution

The fourth proportional to 269,220.70, 404,159.10 and 267,252.40 is: 401,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,220.70 : 404,159.10 = 267,252.40 : x
  2. Step 2: Convert to fraction form
    269,220.70/404,159.10 = 267,252.40/x
  3. Step 3: Cross multiply
    269,220.70x = 404,159.10 × 267,252.40
  4. Step 4: Simplify right side
    269,220.70x = 108,012,489,456.84
  5. Step 5: Solve for x
    x = 108,012,489,456.84/269,220.70
  6. Step 6: Final answer
    x = 401,204.25

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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.