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Finding the Fourth Proportional to 241.47, 362.22 and 144.99

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Solution

The fourth proportional to 241.47, 362.22 and 144.99 is: 217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.47 : 362.22 = 144.99 : x
  2. Step 2: Convert to fraction form
    241.47/362.22 = 144.99/x
  3. Step 3: Cross multiply
    241.47x = 362.22 × 144.99
  4. Step 4: Simplify right side
    241.47x = 52,518.28
  5. Step 5: Solve for x
    x = 52,518.28/241.47
  6. Step 6: Final answer
    x = 217.49

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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.