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Finding the Third Proportional to 34,819 and 75,179

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Solution

The third proportional to 34,819 and 75,179 is: 162,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,819 : 75,179 = 75,179 : x
  2. Step 2: Convert to fraction form
    34,819/75,179 = 75,179/x
  3. Step 3: Cross multiply
    34,819x = 75,179 × 75,179
  4. Step 4: Simplify right side
    34,819x = 5,651,882,041
  5. Step 5: Solve for x
    x = 5,651,882,041/34,819
  6. Step 6: Final answer
    x = 162,321.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.