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Finding the Fourth Proportional to 951.24, 1,427.09 and 301.97

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Solution

The fourth proportional to 951.24, 1,427.09 and 301.97 is: 453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.24 : 1,427.09 = 301.97 : x
  2. Step 2: Convert to fraction form
    951.24/1,427.09 = 301.97/x
  3. Step 3: Cross multiply
    951.24x = 1,427.09 × 301.97
  4. Step 4: Simplify right side
    951.24x = 430,942.21
  5. Step 5: Solve for x
    x = 430,942.21/951.24
  6. Step 6: Final answer
    x = 453.03

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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.