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Finding the Third Proportional to 175,198 and 270,677

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Solution

The third proportional to 175,198 and 270,677 is: 418,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,198 : 270,677 = 270,677 : x
  2. Step 2: Convert to fraction form
    175,198/270,677 = 270,677/x
  3. Step 3: Cross multiply
    175,198x = 270,677 × 270,677
  4. Step 4: Simplify right side
    175,198x = 73,266,038,329
  5. Step 5: Solve for x
    x = 73,266,038,329/175,198
  6. Step 6: Final answer
    x = 418,189.92

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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.