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Finding the Third Proportional to 8,806 and 13,838

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Solution

The third proportional to 8,806 and 13,838 is: 21,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806 : 13,838 = 13,838 : x
  2. Step 2: Convert to fraction form
    8,806/13,838 = 13,838/x
  3. Step 3: Cross multiply
    8,806x = 13,838 × 13,838
  4. Step 4: Simplify right side
    8,806x = 191,490,244
  5. Step 5: Solve for x
    x = 191,490,244/8,806
  6. Step 6: Final answer
    x = 21,745.43

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.