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Finding the Fourth Proportional to 361.55, 497.93 and 336.04

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Solution

The fourth proportional to 361.55, 497.93 and 336.04 is: 462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.55 : 497.93 = 336.04 : x
  2. Step 2: Convert to fraction form
    361.55/497.93 = 336.04/x
  3. Step 3: Cross multiply
    361.55x = 497.93 × 336.04
  4. Step 4: Simplify right side
    361.55x = 167,324.40
  5. Step 5: Solve for x
    x = 167,324.40/361.55
  6. Step 6: Final answer
    x = 462.80

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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.