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Finding the Fourth Proportional to 293.86, 406.01 and 232.16

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Solution

The fourth proportional to 293.86, 406.01 and 232.16 is: 320.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.86 : 406.01 = 232.16 : x
  2. Step 2: Convert to fraction form
    293.86/406.01 = 232.16/x
  3. Step 3: Cross multiply
    293.86x = 406.01 × 232.16
  4. Step 4: Simplify right side
    293.86x = 94,259.28
  5. Step 5: Solve for x
    x = 94,259.28/293.86
  6. Step 6: Final answer
    x = 320.76

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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.