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Finding the Third Proportional to 1,997,761 and 4,314,739

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Solution

The third proportional to 1,997,761 and 4,314,739 is: 9,318,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,761 : 4,314,739 = 4,314,739 : x
  2. Step 2: Convert to fraction form
    1,997,761/4,314,739 = 4,314,739/x
  3. Step 3: Cross multiply
    1,997,761x = 4,314,739 × 4,314,739
  4. Step 4: Simplify right side
    1,997,761x = 18,616,972,638,121
  5. Step 5: Solve for x
    x = 18,616,972,638,121/1,997,761
  6. Step 6: Final answer
    x = 9,318,918.85

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.