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Finding the Fourth Proportional to 482,062.44, 665,251.08 and 267,206.16

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Solution

The fourth proportional to 482,062.44, 665,251.08 and 267,206.16 is: 368,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,062.44 : 665,251.08 = 267,206.16 : x
  2. Step 2: Convert to fraction form
    482,062.44/665,251.08 = 267,206.16/x
  3. Step 3: Cross multiply
    482,062.44x = 665,251.08 × 267,206.16
  4. Step 4: Simplify right side
    482,062.44x = 177,759,186,522.65
  5. Step 5: Solve for x
    x = 177,759,186,522.65/482,062.44
  6. Step 6: Final answer
    x = 368,747.22

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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.