Home / 263,499.82-394,474.56-163,338.46

Finding the Fourth Proportional to 263,499.82, 394,474.56 and 163,338.46

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Solution

The fourth proportional to 263,499.82, 394,474.56 and 163,338.46 is: 244,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,499.82 : 394,474.56 = 163,338.46 : x
  2. Step 2: Convert to fraction form
    263,499.82/394,474.56 = 163,338.46/x
  3. Step 3: Cross multiply
    263,499.82x = 394,474.56 × 163,338.46
  4. Step 4: Simplify right side
    263,499.82x = 64,432,867,139.58
  5. Step 5: Solve for x
    x = 64,432,867,139.58/263,499.82
  6. Step 6: Final answer
    x = 244,527.18

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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.