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Finding the Third Proportional to 118,217 and 181,701

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Solution

The third proportional to 118,217 and 181,701 is: 279,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,217 : 181,701 = 181,701 : x
  2. Step 2: Convert to fraction form
    118,217/181,701 = 181,701/x
  3. Step 3: Cross multiply
    118,217x = 181,701 × 181,701
  4. Step 4: Simplify right side
    118,217x = 33,015,253,401
  5. Step 5: Solve for x
    x = 33,015,253,401/118,217
  6. Step 6: Final answer
    x = 279,276.70

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.