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Finding the Third Proportional to 75,125 and 116,265

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Solution

The third proportional to 75,125 and 116,265 is: 179,934.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,125 : 116,265 = 116,265 : x
  2. Step 2: Convert to fraction form
    75,125/116,265 = 116,265/x
  3. Step 3: Cross multiply
    75,125x = 116,265 × 116,265
  4. Step 4: Simplify right side
    75,125x = 13,517,550,225
  5. Step 5: Solve for x
    x = 13,517,550,225/75,125
  6. Step 6: Final answer
    x = 179,934.11

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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.