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Finding the Third Proportional to 1,220,406 and 2,624,471

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Solution

The third proportional to 1,220,406 and 2,624,471 is: 5,643,898.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,406 : 2,624,471 = 2,624,471 : x
  2. Step 2: Convert to fraction form
    1,220,406/2,624,471 = 2,624,471/x
  3. Step 3: Cross multiply
    1,220,406x = 2,624,471 × 2,624,471
  4. Step 4: Simplify right side
    1,220,406x = 6,887,848,029,841
  5. Step 5: Solve for x
    x = 6,887,848,029,841/1,220,406
  6. Step 6: Final answer
    x = 5,643,898.86

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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.