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Finding the Fourth Proportional to 593.22, 819.06 and 427.49

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Solution

The fourth proportional to 593.22, 819.06 and 427.49 is: 590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.22 : 819.06 = 427.49 : x
  2. Step 2: Convert to fraction form
    593.22/819.06 = 427.49/x
  3. Step 3: Cross multiply
    593.22x = 819.06 × 427.49
  4. Step 4: Simplify right side
    593.22x = 350,139.96
  5. Step 5: Solve for x
    x = 350,139.96/593.22
  6. Step 6: Final answer
    x = 590.24

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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.