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Finding the Fourth Proportional to 295.96, 408.41 and 177.93

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Solution

The fourth proportional to 295.96, 408.41 and 177.93 is: 245.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.96 : 408.41 = 177.93 : x
  2. Step 2: Convert to fraction form
    295.96/408.41 = 177.93/x
  3. Step 3: Cross multiply
    295.96x = 408.41 × 177.93
  4. Step 4: Simplify right side
    295.96x = 72,668.39
  5. Step 5: Solve for x
    x = 72,668.39/295.96
  6. Step 6: Final answer
    x = 245.53

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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.