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Finding the Third Proportional to 80,258 and 124,444

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Solution

The third proportional to 80,258 and 124,444 is: 192,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,258 : 124,444 = 124,444 : x
  2. Step 2: Convert to fraction form
    80,258/124,444 = 124,444/x
  3. Step 3: Cross multiply
    80,258x = 124,444 × 124,444
  4. Step 4: Simplify right side
    80,258x = 15,486,309,136
  5. Step 5: Solve for x
    x = 15,486,309,136/80,258
  6. Step 6: Final answer
    x = 192,956.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.