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Finding the Third Proportional to 351,249.75 and 755,780.63

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Solution

The third proportional to 351,249.75 and 755,780.63 is: 1,626,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,249.75 : 755,780.63 = 755,780.63 : x
  2. Step 2: Convert to fraction form
    351,249.75/755,780.63 = 755,780.63/x
  3. Step 3: Cross multiply
    351,249.75x = 755,780.63 × 755,780.63
  4. Step 4: Simplify right side
    351,249.75x = 571,204,353,125.39
  5. Step 5: Solve for x
    x = 571,204,353,125.39/351,249.75
  6. Step 6: Final answer
    x = 1,626,205.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.