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Finding the Fourth Proportional to 267.63, 400.95 and 185.37

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Solution

The fourth proportional to 267.63, 400.95 and 185.37 is: 277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.63 : 400.95 = 185.37 : x
  2. Step 2: Convert to fraction form
    267.63/400.95 = 185.37/x
  3. Step 3: Cross multiply
    267.63x = 400.95 × 185.37
  4. Step 4: Simplify right side
    267.63x = 74,324.10
  5. Step 5: Solve for x
    x = 74,324.10/267.63
  6. Step 6: Final answer
    x = 277.71

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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.