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Finding the Third Proportional to 124,743 and 195,460

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Solution

The third proportional to 124,743 and 195,460 is: 306,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,743 : 195,460 = 195,460 : x
  2. Step 2: Convert to fraction form
    124,743/195,460 = 195,460/x
  3. Step 3: Cross multiply
    124,743x = 195,460 × 195,460
  4. Step 4: Simplify right side
    124,743x = 38,204,611,600
  5. Step 5: Solve for x
    x = 38,204,611,600/124,743
  6. Step 6: Final answer
    x = 306,266.58

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.