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Finding the Third Proportional to 71,174 and 164,750

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Solution

The third proportional to 71,174 and 164,750 is: 381,355.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,174 : 164,750 = 164,750 : x
  2. Step 2: Convert to fraction form
    71,174/164,750 = 164,750/x
  3. Step 3: Cross multiply
    71,174x = 164,750 × 164,750
  4. Step 4: Simplify right side
    71,174x = 27,142,562,500
  5. Step 5: Solve for x
    x = 27,142,562,500/71,174
  6. Step 6: Final answer
    x = 381,355.02

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.