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Finding the Third Proportional to 16,389 and 24,722

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Solution

The third proportional to 16,389 and 24,722 is: 37,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389 : 24,722 = 24,722 : x
  2. Step 2: Convert to fraction form
    16,389/24,722 = 24,722/x
  3. Step 3: Cross multiply
    16,389x = 24,722 × 24,722
  4. Step 4: Simplify right side
    16,389x = 611,177,284
  5. Step 5: Solve for x
    x = 611,177,284/16,389
  6. Step 6: Final answer
    x = 37,291.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.