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Finding the Fourth Proportional to 241.83, 362.74 and 139.04

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Solution

The fourth proportional to 241.83, 362.74 and 139.04 is: 208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.83 : 362.74 = 139.04 : x
  2. Step 2: Convert to fraction form
    241.83/362.74 = 139.04/x
  3. Step 3: Cross multiply
    241.83x = 362.74 × 139.04
  4. Step 4: Simplify right side
    241.83x = 50,435.37
  5. Step 5: Solve for x
    x = 50,435.37/241.83
  6. Step 6: Final answer
    x = 208.56

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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.