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Finding the Third Proportional to 36,744 and 79,308

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Solution

The third proportional to 36,744 and 79,308 is: 171,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,744 : 79,308 = 79,308 : x
  2. Step 2: Convert to fraction form
    36,744/79,308 = 79,308/x
  3. Step 3: Cross multiply
    36,744x = 79,308 × 79,308
  4. Step 4: Simplify right side
    36,744x = 6,289,758,864
  5. Step 5: Solve for x
    x = 6,289,758,864/36,744
  6. Step 6: Final answer
    x = 171,177.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.