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Finding the Fourth Proportional to 492.15, 737.96 and 244.81

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Solution

The fourth proportional to 492.15, 737.96 and 244.81 is: 367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.15 : 737.96 = 244.81 : x
  2. Step 2: Convert to fraction form
    492.15/737.96 = 244.81/x
  3. Step 3: Cross multiply
    492.15x = 737.96 × 244.81
  4. Step 4: Simplify right side
    492.15x = 180,658.76
  5. Step 5: Solve for x
    x = 180,658.76/492.15
  6. Step 6: Final answer
    x = 367.08

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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.