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Finding the Third Proportional to 220.69 and 452.44

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Solution

The third proportional to 220.69 and 452.44 is: 927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220.69 : 452.44 = 452.44 : x
  2. Step 2: Convert to fraction form
    220.69/452.44 = 452.44/x
  3. Step 3: Cross multiply
    220.69x = 452.44 × 452.44
  4. Step 4: Simplify right side
    220.69x = 204,699.69
  5. Step 5: Solve for x
    x = 204,699.69/220.69
  6. Step 6: Final answer
    x = 927.55

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.