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Finding the Third Proportional to 36,505 and 79,207

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Solution

The third proportional to 36,505 and 79,207 is: 171,859.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,505 : 79,207 = 79,207 : x
  2. Step 2: Convert to fraction form
    36,505/79,207 = 79,207/x
  3. Step 3: Cross multiply
    36,505x = 79,207 × 79,207
  4. Step 4: Simplify right side
    36,505x = 6,273,748,849
  5. Step 5: Solve for x
    x = 6,273,748,849/36,505
  6. Step 6: Final answer
    x = 171,859.99

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.