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Finding the Third Proportional to 12,621,372 and 27,630,912

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Solution

The third proportional to 12,621,372 and 27,630,912 is: 60,490,040.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,621,372 : 27,630,912 = 27,630,912 : x
  2. Step 2: Convert to fraction form
    12,621,372/27,630,912 = 27,630,912/x
  3. Step 3: Cross multiply
    12,621,372x = 27,630,912 × 27,630,912
  4. Step 4: Simplify right side
    12,621,372x = 763,467,297,951,744
  5. Step 5: Solve for x
    x = 763,467,297,951,744/12,621,372
  6. Step 6: Final answer
    x = 60,490,040.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.