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Finding the Third Proportional to 132,999.79 and 200,879.37

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Solution

The third proportional to 132,999.79 and 200,879.37 is: 303,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999.79 : 200,879.37 = 200,879.37 : x
  2. Step 2: Convert to fraction form
    132,999.79/200,879.37 = 200,879.37/x
  3. Step 3: Cross multiply
    132,999.79x = 200,879.37 × 200,879.37
  4. Step 4: Simplify right side
    132,999.79x = 40,352,520,161.65
  5. Step 5: Solve for x
    x = 40,352,520,161.65/132,999.79
  6. Step 6: Final answer
    x = 303,402.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.