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Finding the Fourth Proportional to 362.52, 543.06 and 349.11

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Solution

The fourth proportional to 362.52, 543.06 and 349.11 is: 522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.52 : 543.06 = 349.11 : x
  2. Step 2: Convert to fraction form
    362.52/543.06 = 349.11/x
  3. Step 3: Cross multiply
    362.52x = 543.06 × 349.11
  4. Step 4: Simplify right side
    362.52x = 189,587.68
  5. Step 5: Solve for x
    x = 189,587.68/362.52
  6. Step 6: Final answer
    x = 522.97

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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.