Home / 404,299.26-605,452.38-254,167.20

Finding the Fourth Proportional to 404,299.26, 605,452.38 and 254,167.20

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Solution

The fourth proportional to 404,299.26, 605,452.38 and 254,167.20 is: 380,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,299.26 : 605,452.38 = 254,167.20 : x
  2. Step 2: Convert to fraction form
    404,299.26/605,452.38 = 254,167.20/x
  3. Step 3: Cross multiply
    404,299.26x = 605,452.38 × 254,167.20
  4. Step 4: Simplify right side
    404,299.26x = 153,886,136,157.94
  5. Step 5: Solve for x
    x = 153,886,136,157.94/404,299.26
  6. Step 6: Final answer
    x = 380,624.33

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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.