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Finding the Fourth Proportional to 637.36, 956.12 and 267.37

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Solution

The fourth proportional to 637.36, 956.12 and 267.37 is: 401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.36 : 956.12 = 267.37 : x
  2. Step 2: Convert to fraction form
    637.36/956.12 = 267.37/x
  3. Step 3: Cross multiply
    637.36x = 956.12 × 267.37
  4. Step 4: Simplify right side
    637.36x = 255,634.08
  5. Step 5: Solve for x
    x = 255,634.08/637.36
  6. Step 6: Final answer
    x = 401.08

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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.