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Finding the Third Proportional to 1,077,939 and 1,796,451.75

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Solution

The third proportional to 1,077,939 and 1,796,451.75 is: 2,993,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,939 : 1,796,451.75 = 1,796,451.75 : x
  2. Step 2: Convert to fraction form
    1,077,939/1,796,451.75 = 1,796,451.75/x
  3. Step 3: Cross multiply
    1,077,939x = 1,796,451.75 × 1,796,451.75
  4. Step 4: Simplify right side
    1,077,939x = 3,227,238,890,078.06
  5. Step 5: Solve for x
    x = 3,227,238,890,078.06/1,077,939
  6. Step 6: Final answer
    x = 2,993,897.51

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.