Home / 378,033.12-566,882.55-200,499.48

Finding the Fourth Proportional to 378,033.12, 566,882.55 and 200,499.48

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Solution

The fourth proportional to 378,033.12, 566,882.55 and 200,499.48 is: 300,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,033.12 : 566,882.55 = 200,499.48 : x
  2. Step 2: Convert to fraction form
    378,033.12/566,882.55 = 200,499.48/x
  3. Step 3: Cross multiply
    378,033.12x = 566,882.55 × 200,499.48
  4. Step 4: Simplify right side
    378,033.12x = 113,659,656,496.07
  5. Step 5: Solve for x
    x = 113,659,656,496.07/378,033.12
  6. Step 6: Final answer
    x = 300,660.58

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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.