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Finding the Third Proportional to 8,568 and 20,529

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Solution

The third proportional to 8,568 and 20,529 is: 49,187.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568 : 20,529 = 20,529 : x
  2. Step 2: Convert to fraction form
    8,568/20,529 = 20,529/x
  3. Step 3: Cross multiply
    8,568x = 20,529 × 20,529
  4. Step 4: Simplify right side
    8,568x = 421,439,841
  5. Step 5: Solve for x
    x = 421,439,841/8,568
  6. Step 6: Final answer
    x = 49,187.66

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Why These Related Problems?

These problems maintain the same ratio (2.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.