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Finding the Fourth Proportional to 593.44, 889.62 and 439.18

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Solution

The fourth proportional to 593.44, 889.62 and 439.18 is: 658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.44 : 889.62 = 439.18 : x
  2. Step 2: Convert to fraction form
    593.44/889.62 = 439.18/x
  3. Step 3: Cross multiply
    593.44x = 889.62 × 439.18
  4. Step 4: Simplify right side
    593.44x = 390,703.31
  5. Step 5: Solve for x
    x = 390,703.31/593.44
  6. Step 6: Final answer
    x = 658.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.