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Finding the Third Proportional to 3,187,744 and 6,879,243

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Solution

The third proportional to 3,187,744 and 6,879,243 is: 14,845,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,744 : 6,879,243 = 6,879,243 : x
  2. Step 2: Convert to fraction form
    3,187,744/6,879,243 = 6,879,243/x
  3. Step 3: Cross multiply
    3,187,744x = 6,879,243 × 6,879,243
  4. Step 4: Simplify right side
    3,187,744x = 47,323,984,253,049
  5. Step 5: Solve for x
    x = 47,323,984,253,049/3,187,744
  6. Step 6: Final answer
    x = 14,845,603.74

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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.