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Finding the Fourth Proportional to 294.29, 406.01 and 168.26

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Solution

The fourth proportional to 294.29, 406.01 and 168.26 is: 232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.29 : 406.01 = 168.26 : x
  2. Step 2: Convert to fraction form
    294.29/406.01 = 168.26/x
  3. Step 3: Cross multiply
    294.29x = 406.01 × 168.26
  4. Step 4: Simplify right side
    294.29x = 68,314.00
  5. Step 5: Solve for x
    x = 68,314.00/294.29
  6. Step 6: Final answer
    x = 232.13

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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.