Home / 481,249.96-721,626.17-211,267.85

Finding the Fourth Proportional to 481,249.96, 721,626.17 and 211,267.85

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Solution

The fourth proportional to 481,249.96, 721,626.17 and 211,267.85 is: 316,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,249.96 : 721,626.17 = 211,267.85 : x
  2. Step 2: Convert to fraction form
    481,249.96/721,626.17 = 211,267.85/x
  3. Step 3: Cross multiply
    481,249.96x = 721,626.17 × 211,267.85
  4. Step 4: Simplify right side
    481,249.96x = 152,456,404,775.16
  5. Step 5: Solve for x
    x = 152,456,404,775.16/481,249.96
  6. Step 6: Final answer
    x = 316,792.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.