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Finding the Third Proportional to 85,971.38 and 188,550.38

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Solution

The third proportional to 85,971.38 and 188,550.38 is: 413,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,971.38 : 188,550.38 = 188,550.38 : x
  2. Step 2: Convert to fraction form
    85,971.38/188,550.38 = 188,550.38/x
  3. Step 3: Cross multiply
    85,971.38x = 188,550.38 × 188,550.38
  4. Step 4: Simplify right side
    85,971.38x = 35,551,243,912.64
  5. Step 5: Solve for x
    x = 35,551,243,912.64/85,971.38
  6. Step 6: Final answer
    x = 413,524.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.