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Finding the Fourth Proportional to 295.94, 408.37 and 164.95

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Solution

The fourth proportional to 295.94, 408.37 and 164.95 is: 227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.94 : 408.37 = 164.95 : x
  2. Step 2: Convert to fraction form
    295.94/408.37 = 164.95/x
  3. Step 3: Cross multiply
    295.94x = 408.37 × 164.95
  4. Step 4: Simplify right side
    295.94x = 67,360.63
  5. Step 5: Solve for x
    x = 67,360.63/295.94
  6. Step 6: Final answer
    x = 227.62

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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.