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Finding the Third Proportional to 1,231,939 and 2,634,079

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Solution

The third proportional to 1,231,939 and 2,634,079 is: 5,632,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,939 : 2,634,079 = 2,634,079 : x
  2. Step 2: Convert to fraction form
    1,231,939/2,634,079 = 2,634,079/x
  3. Step 3: Cross multiply
    1,231,939x = 2,634,079 × 2,634,079
  4. Step 4: Simplify right side
    1,231,939x = 6,938,372,178,241
  5. Step 5: Solve for x
    x = 6,938,372,178,241/1,231,939
  6. Step 6: Final answer
    x = 5,632,074.46

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.