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Finding the Third Proportional to 122,015 and 185,372

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Solution

The third proportional to 122,015 and 185,372 is: 281,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,015 : 185,372 = 185,372 : x
  2. Step 2: Convert to fraction form
    122,015/185,372 = 185,372/x
  3. Step 3: Cross multiply
    122,015x = 185,372 × 185,372
  4. Step 4: Simplify right side
    122,015x = 34,362,778,384
  5. Step 5: Solve for x
    x = 34,362,778,384/122,015
  6. Step 6: Final answer
    x = 281,627.49

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.