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Finding the Fourth Proportional to 240.22, 360.10 and 163.01

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Solution

The fourth proportional to 240.22, 360.10 and 163.01 is: 244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.22 : 360.10 = 163.01 : x
  2. Step 2: Convert to fraction form
    240.22/360.10 = 163.01/x
  3. Step 3: Cross multiply
    240.22x = 360.10 × 163.01
  4. Step 4: Simplify right side
    240.22x = 58,700.09
  5. Step 5: Solve for x
    x = 58,700.09/240.22
  6. Step 6: Final answer
    x = 244.36

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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.