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Finding the Third Proportional to 1,757,919.88 and 2,641,560.38

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Solution

The third proportional to 1,757,919.88 and 2,641,560.38 is: 3,969,373.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,919.88 : 2,641,560.38 = 2,641,560.38 : x
  2. Step 2: Convert to fraction form
    1,757,919.88/2,641,560.38 = 2,641,560.38/x
  3. Step 3: Cross multiply
    1,757,919.88x = 2,641,560.38 × 2,641,560.38
  4. Step 4: Simplify right side
    1,757,919.88x = 6,977,841,214,770.14
  5. Step 5: Solve for x
    x = 6,977,841,214,770.14/1,757,919.88
  6. Step 6: Final answer
    x = 3,969,373.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.