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Finding the Fourth Proportional to 362.00, 542.12 and 303.44

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Solution

The fourth proportional to 362.00, 542.12 and 303.44 is: 454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.00 : 542.12 = 303.44 : x
  2. Step 2: Convert to fraction form
    362.00/542.12 = 303.44/x
  3. Step 3: Cross multiply
    362.00x = 542.12 × 303.44
  4. Step 4: Simplify right side
    362.00x = 164,496.67
  5. Step 5: Solve for x
    x = 164,496.67/362.00
  6. Step 6: Final answer
    x = 454.42

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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.