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Finding the Third Proportional to 84,048 and 179,220

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Solution

The third proportional to 84,048 and 179,220 is: 382,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,048 : 179,220 = 179,220 : x
  2. Step 2: Convert to fraction form
    84,048/179,220 = 179,220/x
  3. Step 3: Cross multiply
    84,048x = 179,220 × 179,220
  4. Step 4: Simplify right side
    84,048x = 32,119,808,400
  5. Step 5: Solve for x
    x = 32,119,808,400/84,048
  6. Step 6: Final answer
    x = 382,160.29

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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.