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Finding the Third Proportional to 3,531,781 and 7,628,077

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Solution

The third proportional to 3,531,781 and 7,628,077 is: 16,475,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,781 : 7,628,077 = 7,628,077 : x
  2. Step 2: Convert to fraction form
    3,531,781/7,628,077 = 7,628,077/x
  3. Step 3: Cross multiply
    3,531,781x = 7,628,077 × 7,628,077
  4. Step 4: Simplify right side
    3,531,781x = 58,187,558,717,929
  5. Step 5: Solve for x
    x = 58,187,558,717,929/3,531,781
  6. Step 6: Final answer
    x = 16,475,415.30

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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.