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Finding the Third Proportional to 75,348 and 116,743

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Solution

The third proportional to 75,348 and 116,743 is: 180,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,348 : 116,743 = 116,743 : x
  2. Step 2: Convert to fraction form
    75,348/116,743 = 116,743/x
  3. Step 3: Cross multiply
    75,348x = 116,743 × 116,743
  4. Step 4: Simplify right side
    75,348x = 13,628,928,049
  5. Step 5: Solve for x
    x = 13,628,928,049/75,348
  6. Step 6: Final answer
    x = 180,879.76

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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.