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Finding the Fourth Proportional to 295.92, 408.61 and 185.59

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Solution

The fourth proportional to 295.92, 408.61 and 185.59 is: 256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.92 : 408.61 = 185.59 : x
  2. Step 2: Convert to fraction form
    295.92/408.61 = 185.59/x
  3. Step 3: Cross multiply
    295.92x = 408.61 × 185.59
  4. Step 4: Simplify right side
    295.92x = 75,834.67
  5. Step 5: Solve for x
    x = 75,834.67/295.92
  6. Step 6: Final answer
    x = 256.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.