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Finding the Third Proportional to 396,093 and 848,278.50

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Solution

The third proportional to 396,093 and 848,278.50 is: 1,816,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,093 : 848,278.50 = 848,278.50 : x
  2. Step 2: Convert to fraction form
    396,093/848,278.50 = 848,278.50/x
  3. Step 3: Cross multiply
    396,093x = 848,278.50 × 848,278.50
  4. Step 4: Simplify right side
    396,093x = 719,576,413,562.25
  5. Step 5: Solve for x
    x = 719,576,413,562.25/396,093
  6. Step 6: Final answer
    x = 1,816,685.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.