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Finding the Fourth Proportional to 241.28, 333.08 and 152.84

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Solution

The fourth proportional to 241.28, 333.08 and 152.84 is: 210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.28 : 333.08 = 152.84 : x
  2. Step 2: Convert to fraction form
    241.28/333.08 = 152.84/x
  3. Step 3: Cross multiply
    241.28x = 333.08 × 152.84
  4. Step 4: Simplify right side
    241.28x = 50,907.95
  5. Step 5: Solve for x
    x = 50,907.95/241.28
  6. Step 6: Final answer
    x = 210.99

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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.