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Finding the Fourth Proportional to 295.69, 443.63 and 113.11

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Solution

The fourth proportional to 295.69, 443.63 and 113.11 is: 169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.69 : 443.63 = 113.11 : x
  2. Step 2: Convert to fraction form
    295.69/443.63 = 113.11/x
  3. Step 3: Cross multiply
    295.69x = 443.63 × 113.11
  4. Step 4: Simplify right side
    295.69x = 50,178.99
  5. Step 5: Solve for x
    x = 50,178.99/295.69
  6. Step 6: Final answer
    x = 169.70

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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.