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Finding the Fourth Proportional to 482,020.24, 665,227.76 and 267,227.68

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Solution

The fourth proportional to 482,020.24, 665,227.76 and 267,227.68 is: 368,796.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,020.24 : 665,227.76 = 267,227.68 : x
  2. Step 2: Convert to fraction form
    482,020.24/665,227.76 = 267,227.68/x
  3. Step 3: Cross multiply
    482,020.24x = 665,227.76 × 267,227.68
  4. Step 4: Simplify right side
    482,020.24x = 177,767,270,976.40
  5. Step 5: Solve for x
    x = 177,767,270,976.40/482,020.24
  6. Step 6: Final answer
    x = 368,796.28

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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.