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Finding the Fourth Proportional to 593.77, 819.44 and 394.25

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Solution

The fourth proportional to 593.77, 819.44 and 394.25 is: 544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.77 : 819.44 = 394.25 : x
  2. Step 2: Convert to fraction form
    593.77/819.44 = 394.25/x
  3. Step 3: Cross multiply
    593.77x = 819.44 × 394.25
  4. Step 4: Simplify right side
    593.77x = 323,064.22
  5. Step 5: Solve for x
    x = 323,064.22/593.77
  6. Step 6: Final answer
    x = 544.09

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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.