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Finding the Fourth Proportional to 481,923.46, 665,058.09 and 267,067

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Solution

The fourth proportional to 481,923.46, 665,058.09 and 267,067 is: 368,554.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,923.46 : 665,058.09 = 267,067 : x
  2. Step 2: Convert to fraction form
    481,923.46/665,058.09 = 267,067/x
  3. Step 3: Cross multiply
    481,923.46x = 665,058.09 × 267,067
  4. Step 4: Simplify right side
    481,923.46x = 177,615,068,922.03
  5. Step 5: Solve for x
    x = 177,615,068,922.03/481,923.46
  6. Step 6: Final answer
    x = 368,554.52

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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.