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Finding the Third Proportional to 124,650 and 274,230

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Solution

The third proportional to 124,650 and 274,230 is: 603,306

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,650 : 274,230 = 274,230 : x
  2. Step 2: Convert to fraction form
    124,650/274,230 = 274,230/x
  3. Step 3: Cross multiply
    124,650x = 274,230 × 274,230
  4. Step 4: Simplify right side
    124,650x = 75,202,092,900
  5. Step 5: Solve for x
    x = 75,202,092,900/124,650
  6. Step 6: Final answer
    x = 603,306

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.