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Finding the Fourth Proportional to 361.15, 541.97 and 176.50

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Solution

The fourth proportional to 361.15, 541.97 and 176.50 is: 264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.15 : 541.97 = 176.50 : x
  2. Step 2: Convert to fraction form
    361.15/541.97 = 176.50/x
  3. Step 3: Cross multiply
    361.15x = 541.97 × 176.50
  4. Step 4: Simplify right side
    361.15x = 95,657.71
  5. Step 5: Solve for x
    x = 95,657.71/361.15
  6. Step 6: Final answer
    x = 264.87

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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.