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Finding the Third Proportional to 36,059 and 78,760

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Solution

The third proportional to 36,059 and 78,760 is: 172,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,059 : 78,760 = 78,760 : x
  2. Step 2: Convert to fraction form
    36,059/78,760 = 78,760/x
  3. Step 3: Cross multiply
    36,059x = 78,760 × 78,760
  4. Step 4: Simplify right side
    36,059x = 6,203,137,600
  5. Step 5: Solve for x
    x = 6,203,137,600/36,059
  6. Step 6: Final answer
    x = 172,027.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.