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Finding the Third Proportional to 855,181.50 and 1,859,211

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Solution

The third proportional to 855,181.50 and 1,859,211 is: 4,042,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,181.50 : 1,859,211 = 1,859,211 : x
  2. Step 2: Convert to fraction form
    855,181.50/1,859,211 = 1,859,211/x
  3. Step 3: Cross multiply
    855,181.50x = 1,859,211 × 1,859,211
  4. Step 4: Simplify right side
    855,181.50x = 3,456,665,542,521
  5. Step 5: Solve for x
    x = 3,456,665,542,521/855,181.50
  6. Step 6: Final answer
    x = 4,042,025.63

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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.