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Finding the Fourth Proportional to 492.48, 738.45 and 184.41

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Solution

The fourth proportional to 492.48, 738.45 and 184.41 is: 276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.48 : 738.45 = 184.41 : x
  2. Step 2: Convert to fraction form
    492.48/738.45 = 184.41/x
  3. Step 3: Cross multiply
    492.48x = 738.45 × 184.41
  4. Step 4: Simplify right side
    492.48x = 136,177.56
  5. Step 5: Solve for x
    x = 136,177.56/492.48
  6. Step 6: Final answer
    x = 276.51

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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.