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Finding the Fourth Proportional to 789.52, 1,184.21 and 241.83

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Solution

The fourth proportional to 789.52, 1,184.21 and 241.83 is: 362.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    789.52 : 1,184.21 = 241.83 : x
  2. Step 2: Convert to fraction form
    789.52/1,184.21 = 241.83/x
  3. Step 3: Cross multiply
    789.52x = 1,184.21 × 241.83
  4. Step 4: Simplify right side
    789.52x = 286,377.50
  5. Step 5: Solve for x
    x = 286,377.50/789.52
  6. Step 6: Final answer
    x = 362.72

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Double scale
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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.