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Finding the Fourth Proportional to 293.28, 404.76 and 175.29

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Solution

The fourth proportional to 293.28, 404.76 and 175.29 is: 241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.28 : 404.76 = 175.29 : x
  2. Step 2: Convert to fraction form
    293.28/404.76 = 175.29/x
  3. Step 3: Cross multiply
    293.28x = 404.76 × 175.29
  4. Step 4: Simplify right side
    293.28x = 70,950.38
  5. Step 5: Solve for x
    x = 70,950.38/293.28
  6. Step 6: Final answer
    x = 241.92

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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.