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Finding the Fourth Proportional to 593.76, 890.36 and 228.28

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Solution

The fourth proportional to 593.76, 890.36 and 228.28 is: 342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.76 : 890.36 = 228.28 : x
  2. Step 2: Convert to fraction form
    593.76/890.36 = 228.28/x
  3. Step 3: Cross multiply
    593.76x = 890.36 × 228.28
  4. Step 4: Simplify right side
    593.76x = 203,251.38
  5. Step 5: Solve for x
    x = 203,251.38/593.76
  6. Step 6: Final answer
    x = 342.31

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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.