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Finding the Fourth Proportional to 324,029.76, 486,136.23 and 110,843.83

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Solution

The fourth proportional to 324,029.76, 486,136.23 and 110,843.83 is: 166,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,029.76 : 486,136.23 = 110,843.83 : x
  2. Step 2: Convert to fraction form
    324,029.76/486,136.23 = 110,843.83/x
  3. Step 3: Cross multiply
    324,029.76x = 486,136.23 × 110,843.83
  4. Step 4: Simplify right side
    324,029.76x = 53,885,201,634.96
  5. Step 5: Solve for x
    x = 53,885,201,634.96/324,029.76
  6. Step 6: Final answer
    x = 166,297.08

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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.