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Finding the Fourth Proportional to 337.16, 505.02 and 228.44

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Solution

The fourth proportional to 337.16, 505.02 and 228.44 is: 342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.16 : 505.02 = 228.44 : x
  2. Step 2: Convert to fraction form
    337.16/505.02 = 228.44/x
  3. Step 3: Cross multiply
    337.16x = 505.02 × 228.44
  4. Step 4: Simplify right side
    337.16x = 115,366.77
  5. Step 5: Solve for x
    x = 115,366.77/337.16
  6. Step 6: Final answer
    x = 342.17

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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.