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Finding the Third Proportional to 36,430 and 80,086

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Solution

The third proportional to 36,430 and 80,086 is: 176,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,430 : 80,086 = 80,086 : x
  2. Step 2: Convert to fraction form
    36,430/80,086 = 80,086/x
  3. Step 3: Cross multiply
    36,430x = 80,086 × 80,086
  4. Step 4: Simplify right side
    36,430x = 6,413,767,396
  5. Step 5: Solve for x
    x = 6,413,767,396/36,430
  6. Step 6: Final answer
    x = 176,057.30

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.