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Finding the Third Proportional to 12,674 and 20,364

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Solution

The third proportional to 12,674 and 20,364 is: 32,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674 : 20,364 = 20,364 : x
  2. Step 2: Convert to fraction form
    12,674/20,364 = 20,364/x
  3. Step 3: Cross multiply
    12,674x = 20,364 × 20,364
  4. Step 4: Simplify right side
    12,674x = 414,692,496
  5. Step 5: Solve for x
    x = 414,692,496/12,674
  6. Step 6: Final answer
    x = 32,719.94

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.