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Finding the Third Proportional to 484.50 and 1,103.25

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Solution

The third proportional to 484.50 and 1,103.25 is: 2,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.50 : 1,103.25 = 1,103.25 : x
  2. Step 2: Convert to fraction form
    484.50/1,103.25 = 1,103.25/x
  3. Step 3: Cross multiply
    484.50x = 1,103.25 × 1,103.25
  4. Step 4: Simplify right side
    484.50x = 1,217,160.56
  5. Step 5: Solve for x
    x = 1,217,160.56/484.50
  6. Step 6: Final answer
    x = 2,512.20

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Why These Related Problems?

These problems maintain the same ratio (2.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.