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Finding the Fourth Proportional to 361.19, 542.00 and 237.95

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Solution

The fourth proportional to 361.19, 542.00 and 237.95 is: 357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.19 : 542.00 = 237.95 : x
  2. Step 2: Convert to fraction form
    361.19/542.00 = 237.95/x
  3. Step 3: Cross multiply
    361.19x = 542.00 × 237.95
  4. Step 4: Simplify right side
    361.19x = 128,966.78
  5. Step 5: Solve for x
    x = 128,966.78/361.19
  6. Step 6: Final answer
    x = 357.06

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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.