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Finding the Fourth Proportional to 492.17, 737.71 and 235.13

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Solution

The fourth proportional to 492.17, 737.71 and 235.13 is: 352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.17 : 737.71 = 235.13 : x
  2. Step 2: Convert to fraction form
    492.17/737.71 = 235.13/x
  3. Step 3: Cross multiply
    492.17x = 737.71 × 235.13
  4. Step 4: Simplify right side
    492.17x = 173,453.48
  5. Step 5: Solve for x
    x = 173,453.48/492.17
  6. Step 6: Final answer
    x = 352.43

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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.