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Finding the Fourth Proportional to 263.72, 363.75 and 175.16

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Solution

The fourth proportional to 263.72, 363.75 and 175.16 is: 241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.72 : 363.75 = 175.16 : x
  2. Step 2: Convert to fraction form
    263.72/363.75 = 175.16/x
  3. Step 3: Cross multiply
    263.72x = 363.75 × 175.16
  4. Step 4: Simplify right side
    263.72x = 63,712.63
  5. Step 5: Solve for x
    x = 63,712.63/263.72
  6. Step 6: Final answer
    x = 241.60

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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.