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Finding the Third Proportional to 84,706 and 180,660

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Solution

The third proportional to 84,706 and 180,660 is: 385,309.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,706 : 180,660 = 180,660 : x
  2. Step 2: Convert to fraction form
    84,706/180,660 = 180,660/x
  3. Step 3: Cross multiply
    84,706x = 180,660 × 180,660
  4. Step 4: Simplify right side
    84,706x = 32,638,035,600
  5. Step 5: Solve for x
    x = 32,638,035,600/84,706
  6. Step 6: Final answer
    x = 385,309.61

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.