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Finding the Fourth Proportional to 262.53, 361.87 and 175.05

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Solution

The fourth proportional to 262.53, 361.87 and 175.05 is: 241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.53 : 361.87 = 175.05 : x
  2. Step 2: Convert to fraction form
    262.53/361.87 = 175.05/x
  3. Step 3: Cross multiply
    262.53x = 361.87 × 175.05
  4. Step 4: Simplify right side
    262.53x = 63,345.34
  5. Step 5: Solve for x
    x = 63,345.34/262.53
  6. Step 6: Final answer
    x = 241.29

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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.