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Finding the Third Proportional to 547.44 and 1,171.81

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Solution

The third proportional to 547.44 and 1,171.81 is: 2,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.44 : 1,171.81 = 1,171.81 : x
  2. Step 2: Convert to fraction form
    547.44/1,171.81 = 1,171.81/x
  3. Step 3: Cross multiply
    547.44x = 1,171.81 × 1,171.81
  4. Step 4: Simplify right side
    547.44x = 1,373,144.54
  5. Step 5: Solve for x
    x = 1,373,144.54/547.44
  6. Step 6: Final answer
    x = 2,508.31

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.