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Finding the Third Proportional to 12,257.56 and 26,459.13

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Solution

The third proportional to 12,257.56 and 26,459.13 is: 57,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257.56 : 26,459.13 = 26,459.13 : x
  2. Step 2: Convert to fraction form
    12,257.56/26,459.13 = 26,459.13/x
  3. Step 3: Cross multiply
    12,257.56x = 26,459.13 × 26,459.13
  4. Step 4: Simplify right side
    12,257.56x = 700,085,295.77
  5. Step 5: Solve for x
    x = 700,085,295.77/12,257.56
  6. Step 6: Final answer
    x = 57,114.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.