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Finding the Third Proportional to 1,916,625 and 4,114,190.25

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Solution

The third proportional to 1,916,625 and 4,114,190.25 is: 8,831,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,625 : 4,114,190.25 = 4,114,190.25 : x
  2. Step 2: Convert to fraction form
    1,916,625/4,114,190.25 = 4,114,190.25/x
  3. Step 3: Cross multiply
    1,916,625x = 4,114,190.25 × 4,114,190.25
  4. Step 4: Simplify right side
    1,916,625x = 16,926,561,413,195.06
  5. Step 5: Solve for x
    x = 16,926,561,413,195.06/1,916,625
  6. Step 6: Final answer
    x = 8,831,441.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.