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Finding the Fourth Proportional to 295.96, 444.20 and 151.76

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Solution

The fourth proportional to 295.96, 444.20 and 151.76 is: 227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.96 : 444.20 = 151.76 : x
  2. Step 2: Convert to fraction form
    295.96/444.20 = 151.76/x
  3. Step 3: Cross multiply
    295.96x = 444.20 × 151.76
  4. Step 4: Simplify right side
    295.96x = 67,411.79
  5. Step 5: Solve for x
    x = 67,411.79/295.96
  6. Step 6: Final answer
    x = 227.77

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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.