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Finding the Third Proportional to 234,568,699.50 and 318,213,699

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Solution

The third proportional to 234,568,699.50 and 318,213,699 is: 431,685,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,568,699.50 : 318,213,699 = 318,213,699 : x
  2. Step 2: Convert to fraction form
    234,568,699.50/318,213,699 = 318,213,699/x
  3. Step 3: Cross multiply
    234,568,699.50x = 318,213,699 × 318,213,699
  4. Step 4: Simplify right side
    234,568,699.50x = 101,259,958,231,262,608
  5. Step 5: Solve for x
    x = 101,259,958,231,262,608/234,568,699.50
  6. Step 6: Final answer
    x = 431,685,721.27

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.