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Finding the Fourth Proportional to 593.68, 890.79 and 228.55

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Solution

The fourth proportional to 593.68, 890.79 and 228.55 is: 342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.68 : 890.79 = 228.55 : x
  2. Step 2: Convert to fraction form
    593.68/890.79 = 228.55/x
  3. Step 3: Cross multiply
    593.68x = 890.79 × 228.55
  4. Step 4: Simplify right side
    593.68x = 203,590.05
  5. Step 5: Solve for x
    x = 203,590.05/593.68
  6. Step 6: Final answer
    x = 342.93

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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.