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Finding the Fourth Proportional to 593.72, 890.71 and 228.61

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Solution

The fourth proportional to 593.72, 890.71 and 228.61 is: 342.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.72 : 890.71 = 228.61 : x
  2. Step 2: Convert to fraction form
    593.72/890.71 = 228.61/x
  3. Step 3: Cross multiply
    593.72x = 890.71 × 228.61
  4. Step 4: Simplify right side
    593.72x = 203,625.21
  5. Step 5: Solve for x
    x = 203,625.21/593.72
  6. Step 6: Final answer
    x = 342.97

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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.