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Finding the Third Proportional to 4,190,531 and 9,204,058

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Solution

The third proportional to 4,190,531 and 9,204,058 is: 20,215,739.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,531 : 9,204,058 = 9,204,058 : x
  2. Step 2: Convert to fraction form
    4,190,531/9,204,058 = 9,204,058/x
  3. Step 3: Cross multiply
    4,190,531x = 9,204,058 × 9,204,058
  4. Step 4: Simplify right side
    4,190,531x = 84,714,683,667,364
  5. Step 5: Solve for x
    x = 84,714,683,667,364/4,190,531
  6. Step 6: Final answer
    x = 20,215,739.64

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.