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Finding the Third Proportional to 13,204 and 28,731

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Solution

The third proportional to 13,204 and 28,731 is: 62,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204 : 28,731 = 28,731 : x
  2. Step 2: Convert to fraction form
    13,204/28,731 = 28,731/x
  3. Step 3: Cross multiply
    13,204x = 28,731 × 28,731
  4. Step 4: Simplify right side
    13,204x = 825,470,361
  5. Step 5: Solve for x
    x = 825,470,361/13,204
  6. Step 6: Final answer
    x = 62,516.69

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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.