Home / 599,718.69-827,531.91-385,149.42

Finding the Fourth Proportional to 599,718.69, 827,531.91 and 385,149.42

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Solution

The fourth proportional to 599,718.69, 827,531.91 and 385,149.42 is: 531,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,718.69 : 827,531.91 = 385,149.42 : x
  2. Step 2: Convert to fraction form
    599,718.69/827,531.91 = 385,149.42/x
  3. Step 3: Cross multiply
    599,718.69x = 827,531.91 × 385,149.42
  4. Step 4: Simplify right side
    599,718.69x = 318,723,435,167.99
  5. Step 5: Solve for x
    x = 318,723,435,167.99/599,718.69
  6. Step 6: Final answer
    x = 531,454.90

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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.