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Finding the Fourth Proportional to 492.61, 739.01 and 184.68

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Solution

The fourth proportional to 492.61, 739.01 and 184.68 is: 277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.61 : 739.01 = 184.68 : x
  2. Step 2: Convert to fraction form
    492.61/739.01 = 184.68/x
  3. Step 3: Cross multiply
    492.61x = 739.01 × 184.68
  4. Step 4: Simplify right side
    492.61x = 136,480.37
  5. Step 5: Solve for x
    x = 136,480.37/492.61
  6. Step 6: Final answer
    x = 277.06

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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.