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Finding the Fourth Proportional to 241.63, 334.06 and 186.55

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Solution

The fourth proportional to 241.63, 334.06 and 186.55 is: 257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.63 : 334.06 = 186.55 : x
  2. Step 2: Convert to fraction form
    241.63/334.06 = 186.55/x
  3. Step 3: Cross multiply
    241.63x = 334.06 × 186.55
  4. Step 4: Simplify right side
    241.63x = 62,317.59
  5. Step 5: Solve for x
    x = 62,317.59/241.63
  6. Step 6: Final answer
    x = 257.91

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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.