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Finding the Fourth Proportional to 241, 332.56 and 162.47

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Solution

The fourth proportional to 241, 332.56 and 162.47 is: 224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241 : 332.56 = 162.47 : x
  2. Step 2: Convert to fraction form
    241/332.56 = 162.47/x
  3. Step 3: Cross multiply
    241x = 332.56 × 162.47
  4. Step 4: Simplify right side
    241x = 54,031.02
  5. Step 5: Solve for x
    x = 54,031.02/241
  6. Step 6: Final answer
    x = 224.20

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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.