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Finding the Third Proportional to 67,245.75 and 158,512.50

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Solution

The third proportional to 67,245.75 and 158,512.50 is: 373,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,245.75 : 158,512.50 = 158,512.50 : x
  2. Step 2: Convert to fraction form
    67,245.75/158,512.50 = 158,512.50/x
  3. Step 3: Cross multiply
    67,245.75x = 158,512.50 × 158,512.50
  4. Step 4: Simplify right side
    67,245.75x = 25,126,212,656.25
  5. Step 5: Solve for x
    x = 25,126,212,656.25/67,245.75
  6. Step 6: Final answer
    x = 373,647.59

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.