Home / 331,336.34-457,183.41-195,412.82

Finding the Fourth Proportional to 331,336.34, 457,183.41 and 195,412.82

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Solution

The fourth proportional to 331,336.34, 457,183.41 and 195,412.82 is: 269,633.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,336.34 : 457,183.41 = 195,412.82 : x
  2. Step 2: Convert to fraction form
    331,336.34/457,183.41 = 195,412.82/x
  3. Step 3: Cross multiply
    331,336.34x = 457,183.41 × 195,412.82
  4. Step 4: Simplify right side
    331,336.34x = 89,339,499,405.32
  5. Step 5: Solve for x
    x = 89,339,499,405.32/331,336.34
  6. Step 6: Final answer
    x = 269,633.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.