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Finding the Third Proportional to 75,151.50 and 174,754.50

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Solution

The third proportional to 75,151.50 and 174,754.50 is: 406,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,151.50 : 174,754.50 = 174,754.50 : x
  2. Step 2: Convert to fraction form
    75,151.50/174,754.50 = 174,754.50/x
  3. Step 3: Cross multiply
    75,151.50x = 174,754.50 × 174,754.50
  4. Step 4: Simplify right side
    75,151.50x = 30,539,135,270.25
  5. Step 5: Solve for x
    x = 30,539,135,270.25/75,151.50
  6. Step 6: Final answer
    x = 406,367.61

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.