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Finding the Third Proportional to 36,840 and 55,567

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Solution

The third proportional to 36,840 and 55,567 is: 83,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840 : 55,567 = 55,567 : x
  2. Step 2: Convert to fraction form
    36,840/55,567 = 55,567/x
  3. Step 3: Cross multiply
    36,840x = 55,567 × 55,567
  4. Step 4: Simplify right side
    36,840x = 3,087,691,489
  5. Step 5: Solve for x
    x = 3,087,691,489/36,840
  6. Step 6: Final answer
    x = 83,813.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.