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Finding the Fourth Proportional to 593.39, 816.42 and 579.56

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Solution

The fourth proportional to 593.39, 816.42 and 579.56 is: 797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.39 : 816.42 = 579.56 : x
  2. Step 2: Convert to fraction form
    593.39/816.42 = 579.56/x
  3. Step 3: Cross multiply
    593.39x = 816.42 × 579.56
  4. Step 4: Simplify right side
    593.39x = 473,160.29
  5. Step 5: Solve for x
    x = 473,160.29/593.39
  6. Step 6: Final answer
    x = 797.39

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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.