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Finding the Third Proportional to 86,168 and 180,184

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Solution

The third proportional to 86,168 and 180,184 is: 376,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,168 : 180,184 = 180,184 : x
  2. Step 2: Convert to fraction form
    86,168/180,184 = 180,184/x
  3. Step 3: Cross multiply
    86,168x = 180,184 × 180,184
  4. Step 4: Simplify right side
    86,168x = 32,466,273,856
  5. Step 5: Solve for x
    x = 32,466,273,856/86,168
  6. Step 6: Final answer
    x = 376,778.78

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.