Home / 481,862.58-664,971.57-267,000.90

Finding the Fourth Proportional to 481,862.58, 664,971.57 and 267,000.90

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Solution

The fourth proportional to 481,862.58, 664,971.57 and 267,000.90 is: 368,461.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,862.58 : 664,971.57 = 267,000.90 : x
  2. Step 2: Convert to fraction form
    481,862.58/664,971.57 = 267,000.90/x
  3. Step 3: Cross multiply
    481,862.58x = 664,971.57 × 267,000.90
  4. Step 4: Simplify right side
    481,862.58x = 177,548,007,664.41
  5. Step 5: Solve for x
    x = 177,548,007,664.41/481,862.58
  6. Step 6: Final answer
    x = 368,461.91

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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.