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Finding the Third Proportional to 14,903 and 20,884

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Solution

The third proportional to 14,903 and 20,884 is: 29,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903 : 20,884 = 20,884 : x
  2. Step 2: Convert to fraction form
    14,903/20,884 = 20,884/x
  3. Step 3: Cross multiply
    14,903x = 20,884 × 20,884
  4. Step 4: Simplify right side
    14,903x = 436,141,456
  5. Step 5: Solve for x
    x = 436,141,456/14,903
  6. Step 6: Final answer
    x = 29,265.35

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.