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Finding the Fourth Proportional to 463,855.92, 635,324.88 and 436,620.48

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Solution

The fourth proportional to 463,855.92, 635,324.88 and 436,620.48 is: 598,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,855.92 : 635,324.88 = 436,620.48 : x
  2. Step 2: Convert to fraction form
    463,855.92/635,324.88 = 436,620.48/x
  3. Step 3: Cross multiply
    463,855.92x = 635,324.88 × 436,620.48
  4. Step 4: Simplify right side
    463,855.92x = 277,395,854,061.54
  5. Step 5: Solve for x
    x = 277,395,854,061.54/463,855.92
  6. Step 6: Final answer
    x = 598,021.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.