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Finding the Fourth Proportional to 293.63, 440.44 and 98.62

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Solution

The fourth proportional to 293.63, 440.44 and 98.62 is: 147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.63 : 440.44 = 98.62 : x
  2. Step 2: Convert to fraction form
    293.63/440.44 = 98.62/x
  3. Step 3: Cross multiply
    293.63x = 440.44 × 98.62
  4. Step 4: Simplify right side
    293.63x = 43,434.85
  5. Step 5: Solve for x
    x = 43,434.85/293.63
  6. Step 6: Final answer
    x = 147.93

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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.