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Finding the Third Proportional to 236,451.75 and 331,789.50

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Solution

The third proportional to 236,451.75 and 331,789.50 is: 465,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,451.75 : 331,789.50 = 331,789.50 : x
  2. Step 2: Convert to fraction form
    236,451.75/331,789.50 = 331,789.50/x
  3. Step 3: Cross multiply
    236,451.75x = 331,789.50 × 331,789.50
  4. Step 4: Simplify right side
    236,451.75x = 110,084,272,310.25
  5. Step 5: Solve for x
    x = 110,084,272,310.25/236,451.75
  6. Step 6: Final answer
    x = 465,567.59

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.