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Finding the Fourth Proportional to 263,679.69, 394,843.89 and 182,514.18

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Solution

The fourth proportional to 263,679.69, 394,843.89 and 182,514.18 is: 273,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,679.69 : 394,843.89 = 182,514.18 : x
  2. Step 2: Convert to fraction form
    263,679.69/394,843.89 = 182,514.18/x
  3. Step 3: Cross multiply
    263,679.69x = 394,843.89 × 182,514.18
  4. Step 4: Simplify right side
    263,679.69x = 72,064,608,811.36
  5. Step 5: Solve for x
    x = 72,064,608,811.36/263,679.69
  6. Step 6: Final answer
    x = 273,303.60

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1.5x scale

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.