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Finding the Third Proportional to 75,938 and 177,425

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Solution

The third proportional to 75,938 and 177,425 is: 414,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,938 : 177,425 = 177,425 : x
  2. Step 2: Convert to fraction form
    75,938/177,425 = 177,425/x
  3. Step 3: Cross multiply
    75,938x = 177,425 × 177,425
  4. Step 4: Simplify right side
    75,938x = 31,479,630,625
  5. Step 5: Solve for x
    x = 31,479,630,625/75,938
  6. Step 6: Final answer
    x = 414,543.85

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.