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Finding the Third Proportional to 721,341 and 1,568,070

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Solution

The third proportional to 721,341 and 1,568,070 is: 3,408,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,341 : 1,568,070 = 1,568,070 : x
  2. Step 2: Convert to fraction form
    721,341/1,568,070 = 1,568,070/x
  3. Step 3: Cross multiply
    721,341x = 1,568,070 × 1,568,070
  4. Step 4: Simplify right side
    721,341x = 2,458,843,524,900
  5. Step 5: Solve for x
    x = 2,458,843,524,900/721,341
  6. Step 6: Final answer
    x = 3,408,711.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.