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Finding the Third Proportional to 317,180.25 and 683,874

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Solution

The third proportional to 317,180.25 and 683,874 is: 1,474,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,180.25 : 683,874 = 683,874 : x
  2. Step 2: Convert to fraction form
    317,180.25/683,874 = 683,874/x
  3. Step 3: Cross multiply
    317,180.25x = 683,874 × 683,874
  4. Step 4: Simplify right side
    317,180.25x = 467,683,647,876
  5. Step 5: Solve for x
    x = 467,683,647,876/317,180.25
  6. Step 6: Final answer
    x = 1,474,504.32

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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.