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Finding the Third Proportional to 2,158,380 and 3,118,227

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Solution

The third proportional to 2,158,380 and 3,118,227 is: 4,504,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,380 : 3,118,227 = 3,118,227 : x
  2. Step 2: Convert to fraction form
    2,158,380/3,118,227 = 3,118,227/x
  3. Step 3: Cross multiply
    2,158,380x = 3,118,227 × 3,118,227
  4. Step 4: Simplify right side
    2,158,380x = 9,723,339,623,529
  5. Step 5: Solve for x
    x = 9,723,339,623,529/2,158,380
  6. Step 6: Final answer
    x = 4,504,924.82

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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.