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Finding the Third Proportional to 175,508 and 379,035

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Solution

The third proportional to 175,508 and 379,035 is: 818,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,508 : 379,035 = 379,035 : x
  2. Step 2: Convert to fraction form
    175,508/379,035 = 379,035/x
  3. Step 3: Cross multiply
    175,508x = 379,035 × 379,035
  4. Step 4: Simplify right side
    175,508x = 143,667,531,225
  5. Step 5: Solve for x
    x = 143,667,531,225/175,508
  6. Step 6: Final answer
    x = 818,581.10

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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.