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Finding the Third Proportional to 14,900 and 20,525

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Solution

The third proportional to 14,900 and 20,525 is: 28,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900 : 20,525 = 20,525 : x
  2. Step 2: Convert to fraction form
    14,900/20,525 = 20,525/x
  3. Step 3: Cross multiply
    14,900x = 20,525 × 20,525
  4. Step 4: Simplify right side
    14,900x = 421,275,625
  5. Step 5: Solve for x
    x = 421,275,625/14,900
  6. Step 6: Final answer
    x = 28,273.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.