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Finding the Third Proportional to 62,028 and 79,650

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Solution

The third proportional to 62,028 and 79,650 is: 102,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,028 : 79,650 = 79,650 : x
  2. Step 2: Convert to fraction form
    62,028/79,650 = 79,650/x
  3. Step 3: Cross multiply
    62,028x = 79,650 × 79,650
  4. Step 4: Simplify right side
    62,028x = 6,344,122,500
  5. Step 5: Solve for x
    x = 6,344,122,500/62,028
  6. Step 6: Final answer
    x = 102,278.37

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.