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Finding the Fourth Proportional to 227.93, 341.67 and 210.77

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Solution

The fourth proportional to 227.93, 341.67 and 210.77 is: 315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.93 : 341.67 = 210.77 : x
  2. Step 2: Convert to fraction form
    227.93/341.67 = 210.77/x
  3. Step 3: Cross multiply
    227.93x = 341.67 × 210.77
  4. Step 4: Simplify right side
    227.93x = 72,012.96
  5. Step 5: Solve for x
    x = 72,012.96/227.93
  6. Step 6: Final answer
    x = 315.94

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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.