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Finding the Third Proportional to 162,418.50 and 236,245.50

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Solution

The third proportional to 162,418.50 and 236,245.50 is: 343,630.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,418.50 : 236,245.50 = 236,245.50 : x
  2. Step 2: Convert to fraction form
    162,418.50/236,245.50 = 236,245.50/x
  3. Step 3: Cross multiply
    162,418.50x = 236,245.50 × 236,245.50
  4. Step 4: Simplify right side
    162,418.50x = 55,811,936,270.25
  5. Step 5: Solve for x
    x = 55,811,936,270.25/162,418.50
  6. Step 6: Final answer
    x = 343,630.41

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.