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Finding the Third Proportional to 79,908 and 175,368

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Solution

The third proportional to 79,908 and 175,368 is: 384,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,908 : 175,368 = 175,368 : x
  2. Step 2: Convert to fraction form
    79,908/175,368 = 175,368/x
  3. Step 3: Cross multiply
    79,908x = 175,368 × 175,368
  4. Step 4: Simplify right side
    79,908x = 30,753,935,424
  5. Step 5: Solve for x
    x = 30,753,935,424/79,908
  6. Step 6: Final answer
    x = 384,866.79

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.