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Finding the Third Proportional to 36,360 and 76,608

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Solution

The third proportional to 36,360 and 76,608 is: 161,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,360 : 76,608 = 76,608 : x
  2. Step 2: Convert to fraction form
    36,360/76,608 = 76,608/x
  3. Step 3: Cross multiply
    36,360x = 76,608 × 76,608
  4. Step 4: Simplify right side
    36,360x = 5,868,785,664
  5. Step 5: Solve for x
    x = 5,868,785,664/36,360
  6. Step 6: Final answer
    x = 161,407.75

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.