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Finding the Third Proportional to 14,868 and 20,634

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Solution

The third proportional to 14,868 and 20,634 is: 28,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868 : 20,634 = 20,634 : x
  2. Step 2: Convert to fraction form
    14,868/20,634 = 20,634/x
  3. Step 3: Cross multiply
    14,868x = 20,634 × 20,634
  4. Step 4: Simplify right side
    14,868x = 425,761,956
  5. Step 5: Solve for x
    x = 425,761,956/14,868
  6. Step 6: Final answer
    x = 28,636.13

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.