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Finding the Third Proportional to 2,666,121 and 3,809,883

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Solution

The third proportional to 2,666,121 and 3,809,883 is: 5,444,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,121 : 3,809,883 = 3,809,883 : x
  2. Step 2: Convert to fraction form
    2,666,121/3,809,883 = 3,809,883/x
  3. Step 3: Cross multiply
    2,666,121x = 3,809,883 × 3,809,883
  4. Step 4: Simplify right side
    2,666,121x = 14,515,208,473,689
  5. Step 5: Solve for x
    x = 14,515,208,473,689/2,666,121
  6. Step 6: Final answer
    x = 5,444,317.22

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.