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Finding the Third Proportional to 12,225.25 and 26,699

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Solution

The third proportional to 12,225.25 and 26,699 is: 58,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225.25 : 26,699 = 26,699 : x
  2. Step 2: Convert to fraction form
    12,225.25/26,699 = 26,699/x
  3. Step 3: Cross multiply
    12,225.25x = 26,699 × 26,699
  4. Step 4: Simplify right side
    12,225.25x = 712,836,601
  5. Step 5: Solve for x
    x = 712,836,601/12,225.25
  6. Step 6: Final answer
    x = 58,308.55

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.