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Finding the Fourth Proportional to 632.59, 949.16 and 267.46

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Solution

The fourth proportional to 632.59, 949.16 and 267.46 is: 401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.59 : 949.16 = 267.46 : x
  2. Step 2: Convert to fraction form
    632.59/949.16 = 267.46/x
  3. Step 3: Cross multiply
    632.59x = 949.16 × 267.46
  4. Step 4: Simplify right side
    632.59x = 253,862.33
  5. Step 5: Solve for x
    x = 253,862.33/632.59
  6. Step 6: Final answer
    x = 401.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.