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Finding the Third Proportional to 1,850,380.50 and 3,945,057

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Solution

The third proportional to 1,850,380.50 and 3,945,057 is: 8,410,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,380.50 : 3,945,057 = 3,945,057 : x
  2. Step 2: Convert to fraction form
    1,850,380.50/3,945,057 = 3,945,057/x
  3. Step 3: Cross multiply
    1,850,380.50x = 3,945,057 × 3,945,057
  4. Step 4: Simplify right side
    1,850,380.50x = 15,563,474,733,249
  5. Step 5: Solve for x
    x = 15,563,474,733,249/1,850,380.50
  6. Step 6: Final answer
    x = 8,410,959.12

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.