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Finding the Third Proportional to 28,649 and 43,797

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Solution

The third proportional to 28,649 and 43,797 is: 66,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,649 : 43,797 = 43,797 : x
  2. Step 2: Convert to fraction form
    28,649/43,797 = 43,797/x
  3. Step 3: Cross multiply
    28,649x = 43,797 × 43,797
  4. Step 4: Simplify right side
    28,649x = 1,918,177,209
  5. Step 5: Solve for x
    x = 1,918,177,209/28,649
  6. Step 6: Final answer
    x = 66,954.42

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.