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Finding the Third Proportional to 36,064 and 77,676

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Solution

The third proportional to 36,064 and 77,676 is: 167,301.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,064 : 77,676 = 77,676 : x
  2. Step 2: Convert to fraction form
    36,064/77,676 = 77,676/x
  3. Step 3: Cross multiply
    36,064x = 77,676 × 77,676
  4. Step 4: Simplify right side
    36,064x = 6,033,560,976
  5. Step 5: Solve for x
    x = 6,033,560,976/36,064
  6. Step 6: Final answer
    x = 167,301.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.