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Finding the Fourth Proportional to 593.37, 890.37 and 319.41

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Solution

The fourth proportional to 593.37, 890.37 and 319.41 is: 479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.37 : 890.37 = 319.41 : x
  2. Step 2: Convert to fraction form
    593.37/890.37 = 319.41/x
  3. Step 3: Cross multiply
    593.37x = 890.37 × 319.41
  4. Step 4: Simplify right side
    593.37x = 284,393.08
  5. Step 5: Solve for x
    x = 284,393.08/593.37
  6. Step 6: Final answer
    x = 479.28

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Why These Related Problems?

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