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Finding the Third Proportional to 8,993 and 13,571

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Solution

The third proportional to 8,993 and 13,571 is: 20,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,993 : 13,571 = 13,571 : x
  2. Step 2: Convert to fraction form
    8,993/13,571 = 13,571/x
  3. Step 3: Cross multiply
    8,993x = 13,571 × 13,571
  4. Step 4: Simplify right side
    8,993x = 184,172,041
  5. Step 5: Solve for x
    x = 184,172,041/8,993
  6. Step 6: Final answer
    x = 20,479.49

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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.