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Finding the Third Proportional to 263.44 and 547.97

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Solution

The third proportional to 263.44 and 547.97 is: 1,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.44 : 547.97 = 547.97 : x
  2. Step 2: Convert to fraction form
    263.44/547.97 = 547.97/x
  3. Step 3: Cross multiply
    263.44x = 547.97 × 547.97
  4. Step 4: Simplify right side
    263.44x = 300,269.75
  5. Step 5: Solve for x
    x = 300,269.75/263.44
  6. Step 6: Final answer
    x = 1,139.81

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.