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Finding the Third Proportional to 313,101 and 682,092

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Solution

The third proportional to 313,101 and 682,092 is: 1,485,940.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,101 : 682,092 = 682,092 : x
  2. Step 2: Convert to fraction form
    313,101/682,092 = 682,092/x
  3. Step 3: Cross multiply
    313,101x = 682,092 × 682,092
  4. Step 4: Simplify right side
    313,101x = 465,249,496,464
  5. Step 5: Solve for x
    x = 465,249,496,464/313,101
  6. Step 6: Final answer
    x = 1,485,940.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.