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Finding the Fourth Proportional to 295.85, 443.73 and 192.83

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Solution

The fourth proportional to 295.85, 443.73 and 192.83 is: 289.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.85 : 443.73 = 192.83 : x
  2. Step 2: Convert to fraction form
    295.85/443.73 = 192.83/x
  3. Step 3: Cross multiply
    295.85x = 443.73 × 192.83
  4. Step 4: Simplify right side
    295.85x = 85,564.37
  5. Step 5: Solve for x
    x = 85,564.37/295.85
  6. Step 6: Final answer
    x = 289.21

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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.