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Finding the Fourth Proportional to 492.88, 739.53 and 184.96

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Solution

The fourth proportional to 492.88, 739.53 and 184.96 is: 277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.88 : 739.53 = 184.96 : x
  2. Step 2: Convert to fraction form
    492.88/739.53 = 184.96/x
  3. Step 3: Cross multiply
    492.88x = 739.53 × 184.96
  4. Step 4: Simplify right side
    492.88x = 136,783.47
  5. Step 5: Solve for x
    x = 136,783.47/492.88
  6. Step 6: Final answer
    x = 277.52

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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.