Home / 667,057.26-1,000,689.56-223,928.94

Finding the Fourth Proportional to 667,057.26, 1,000,689.56 and 223,928.94

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Solution

The fourth proportional to 667,057.26, 1,000,689.56 and 223,928.94 is: 335,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,057.26 : 1,000,689.56 = 223,928.94 : x
  2. Step 2: Convert to fraction form
    667,057.26/1,000,689.56 = 223,928.94/x
  3. Step 3: Cross multiply
    667,057.26x = 1,000,689.56 × 223,928.94
  4. Step 4: Simplify right side
    667,057.26x = 224,083,352,439.87
  5. Step 5: Solve for x
    x = 224,083,352,439.87/667,057.26
  6. Step 6: Final answer
    x = 335,928.21

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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.