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Finding the Third Proportional to 36,414 and 55,679

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Solution

The third proportional to 36,414 and 55,679 is: 85,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,414 : 55,679 = 55,679 : x
  2. Step 2: Convert to fraction form
    36,414/55,679 = 55,679/x
  3. Step 3: Cross multiply
    36,414x = 55,679 × 55,679
  4. Step 4: Simplify right side
    36,414x = 3,100,151,041
  5. Step 5: Solve for x
    x = 3,100,151,041/36,414
  6. Step 6: Final answer
    x = 85,136.24

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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.