Home / 596,781.57-823,569.09-324,857.28

Finding the Fourth Proportional to 596,781.57, 823,569.09 and 324,857.28

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Solution

The fourth proportional to 596,781.57, 823,569.09 and 324,857.28 is: 448,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,781.57 : 823,569.09 = 324,857.28 : x
  2. Step 2: Convert to fraction form
    596,781.57/823,569.09 = 324,857.28/x
  3. Step 3: Cross multiply
    596,781.57x = 823,569.09 × 324,857.28
  4. Step 4: Simplify right side
    596,781.57x = 267,542,416,339.65
  5. Step 5: Solve for x
    x = 267,542,416,339.65/596,781.57
  6. Step 6: Final answer
    x = 448,308.78

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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.