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Finding the Third Proportional to 12,686.63 and 25,494.75

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Solution

The third proportional to 12,686.63 and 25,494.75 is: 51,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,686.63 : 25,494.75 = 25,494.75 : x
  2. Step 2: Convert to fraction form
    12,686.63/25,494.75 = 25,494.75/x
  3. Step 3: Cross multiply
    12,686.63x = 25,494.75 × 25,494.75
  4. Step 4: Simplify right side
    12,686.63x = 649,982,277.56
  5. Step 5: Solve for x
    x = 649,982,277.56/12,686.63
  6. Step 6: Final answer
    x = 51,233.66

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Why These Related Problems?

These problems maintain the same ratio (2.01) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.