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Finding the Third Proportional to 1,222,721 and 2,877,013

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Solution

The third proportional to 1,222,721 and 2,877,013 is: 6,769,495.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,721 : 2,877,013 = 2,877,013 : x
  2. Step 2: Convert to fraction form
    1,222,721/2,877,013 = 2,877,013/x
  3. Step 3: Cross multiply
    1,222,721x = 2,877,013 × 2,877,013
  4. Step 4: Simplify right side
    1,222,721x = 8,277,203,802,169
  5. Step 5: Solve for x
    x = 8,277,203,802,169/1,222,721
  6. Step 6: Final answer
    x = 6,769,495.09

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.