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Finding the Third Proportional to 36,188 and 79,738.50

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Solution

The third proportional to 36,188 and 79,738.50 is: 175,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,188 : 79,738.50 = 79,738.50 : x
  2. Step 2: Convert to fraction form
    36,188/79,738.50 = 79,738.50/x
  3. Step 3: Cross multiply
    36,188x = 79,738.50 × 79,738.50
  4. Step 4: Simplify right side
    36,188x = 6,358,228,382.25
  5. Step 5: Solve for x
    x = 6,358,228,382.25/36,188
  6. Step 6: Final answer
    x = 175,699.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.