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Finding the Third Proportional to 39,933,738 and 57,066,228

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Solution

The third proportional to 39,933,738 and 57,066,228 is: 81,548,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933,738 : 57,066,228 = 57,066,228 : x
  2. Step 2: Convert to fraction form
    39,933,738/57,066,228 = 57,066,228/x
  3. Step 3: Cross multiply
    39,933,738x = 57,066,228 × 57,066,228
  4. Step 4: Simplify right side
    39,933,738x = 3,256,554,378,147,984
  5. Step 5: Solve for x
    x = 3,256,554,378,147,984/39,933,738
  6. Step 6: Final answer
    x = 81,548,949.37

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.