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Finding the Fourth Proportional to 324,389.46, 486,610.23 and 114,074.58

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Solution

The fourth proportional to 324,389.46, 486,610.23 and 114,074.58 is: 171,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,389.46 : 486,610.23 = 114,074.58 : x
  2. Step 2: Convert to fraction form
    324,389.46/486,610.23 = 114,074.58/x
  3. Step 3: Cross multiply
    324,389.46x = 486,610.23 × 114,074.58
  4. Step 4: Simplify right side
    324,389.46x = 55,509,857,610.95
  5. Step 5: Solve for x
    x = 55,509,857,610.95/324,389.46
  6. Step 6: Final answer
    x = 171,121.03

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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.