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Finding the Fourth Proportional to 481,922.48, 665,056.88 and 267,066.11

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Solution

The fourth proportional to 481,922.48, 665,056.88 and 267,066.11 is: 368,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,922.48 : 665,056.88 = 267,066.11 : x
  2. Step 2: Convert to fraction form
    481,922.48/665,056.88 = 267,066.11/x
  3. Step 3: Cross multiply
    481,922.48x = 665,056.88 × 267,066.11
  4. Step 4: Simplify right side
    481,922.48x = 177,614,149,209.72
  5. Step 5: Solve for x
    x = 177,614,149,209.72/481,922.48
  6. Step 6: Final answer
    x = 368,553.36

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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.