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Finding the Third Proportional to 39,161,233.50 and 81,540,723

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Solution

The third proportional to 39,161,233.50 and 81,540,723 is: 169,782,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,161,233.50 : 81,540,723 = 81,540,723 : x
  2. Step 2: Convert to fraction form
    39,161,233.50/81,540,723 = 81,540,723/x
  3. Step 3: Cross multiply
    39,161,233.50x = 81,540,723 × 81,540,723
  4. Step 4: Simplify right side
    39,161,233.50x = 6,648,889,507,362,729
  5. Step 5: Solve for x
    x = 6,648,889,507,362,729/39,161,233.50
  6. Step 6: Final answer
    x = 169,782,433.11

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.