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Finding the Fourth Proportional to 244.91, 338.10 and 166.64

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Solution

The fourth proportional to 244.91, 338.10 and 166.64 is: 230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.91 : 338.10 = 166.64 : x
  2. Step 2: Convert to fraction form
    244.91/338.10 = 166.64/x
  3. Step 3: Cross multiply
    244.91x = 338.10 × 166.64
  4. Step 4: Simplify right side
    244.91x = 56,341.83
  5. Step 5: Solve for x
    x = 56,341.83/244.91
  6. Step 6: Final answer
    x = 230.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.