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Finding the Third Proportional to 116,928 and 171,015

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Solution

The third proportional to 116,928 and 171,015 is: 250,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,928 : 171,015 = 171,015 : x
  2. Step 2: Convert to fraction form
    116,928/171,015 = 171,015/x
  3. Step 3: Cross multiply
    116,928x = 171,015 × 171,015
  4. Step 4: Simplify right side
    116,928x = 29,246,130,225
  5. Step 5: Solve for x
    x = 29,246,130,225/116,928
  6. Step 6: Final answer
    x = 250,120.85

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.