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Finding the Fourth Proportional to 361.35, 541.67 and 179.01

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Solution

The fourth proportional to 361.35, 541.67 and 179.01 is: 268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.35 : 541.67 = 179.01 : x
  2. Step 2: Convert to fraction form
    361.35/541.67 = 179.01/x
  3. Step 3: Cross multiply
    361.35x = 541.67 × 179.01
  4. Step 4: Simplify right side
    361.35x = 96,963.45
  5. Step 5: Solve for x
    x = 96,963.45/361.35
  6. Step 6: Final answer
    x = 268.34

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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.