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Finding the Third Proportional to 2,839,872 and 6,112,772

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Solution

The third proportional to 2,839,872 and 6,112,772 is: 13,157,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,872 : 6,112,772 = 6,112,772 : x
  2. Step 2: Convert to fraction form
    2,839,872/6,112,772 = 6,112,772/x
  3. Step 3: Cross multiply
    2,839,872x = 6,112,772 × 6,112,772
  4. Step 4: Simplify right side
    2,839,872x = 37,365,981,523,984
  5. Step 5: Solve for x
    x = 37,365,981,523,984/2,839,872
  6. Step 6: Final answer
    x = 13,157,628.77

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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.