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Finding the Fourth Proportional to 361.69, 541.99 and 334.69

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Solution

The fourth proportional to 361.69, 541.99 and 334.69 is: 501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.69 : 541.99 = 334.69 : x
  2. Step 2: Convert to fraction form
    361.69/541.99 = 334.69/x
  3. Step 3: Cross multiply
    361.69x = 541.99 × 334.69
  4. Step 4: Simplify right side
    361.69x = 181,398.63
  5. Step 5: Solve for x
    x = 181,398.63/361.69
  6. Step 6: Final answer
    x = 501.53

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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.