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Finding the Fourth Proportional to 361.62, 498.90 and 237.35

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Solution

The fourth proportional to 361.62, 498.90 and 237.35 is: 327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.62 : 498.90 = 237.35 : x
  2. Step 2: Convert to fraction form
    361.62/498.90 = 237.35/x
  3. Step 3: Cross multiply
    361.62x = 498.90 × 237.35
  4. Step 4: Simplify right side
    361.62x = 118,410.53
  5. Step 5: Solve for x
    x = 118,410.53/361.62
  6. Step 6: Final answer
    x = 327.45

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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.