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Finding the Fourth Proportional to 293.24, 404.64 and 175.16

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Solution

The fourth proportional to 293.24, 404.64 and 175.16 is: 241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.24 : 404.64 = 175.16 : x
  2. Step 2: Convert to fraction form
    293.24/404.64 = 175.16/x
  3. Step 3: Cross multiply
    293.24x = 404.64 × 175.16
  4. Step 4: Simplify right side
    293.24x = 70,876.74
  5. Step 5: Solve for x
    x = 70,876.74/293.24
  6. Step 6: Final answer
    x = 241.70

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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.