Home / 263,923.42-363,979.15-205,794.56

Finding the Fourth Proportional to 263,923.42, 363,979.15 and 205,794.56

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Solution

The fourth proportional to 263,923.42, 363,979.15 and 205,794.56 is: 283,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,923.42 : 363,979.15 = 205,794.56 : x
  2. Step 2: Convert to fraction form
    263,923.42/363,979.15 = 205,794.56/x
  3. Step 3: Cross multiply
    263,923.42x = 363,979.15 × 205,794.56
  4. Step 4: Simplify right side
    263,923.42x = 74,904,930,576.48
  5. Step 5: Solve for x
    x = 74,904,930,576.48/263,923.42
  6. Step 6: Final answer
    x = 283,813.13

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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.