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Finding the Third Proportional to 676,067 and 1,458,814

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Solution

The third proportional to 676,067 and 1,458,814 is: 3,147,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,067 : 1,458,814 = 1,458,814 : x
  2. Step 2: Convert to fraction form
    676,067/1,458,814 = 1,458,814/x
  3. Step 3: Cross multiply
    676,067x = 1,458,814 × 1,458,814
  4. Step 4: Simplify right side
    676,067x = 2,128,138,286,596
  5. Step 5: Solve for x
    x = 2,128,138,286,596/676,067
  6. Step 6: Final answer
    x = 3,147,821.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.