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Finding the Fourth Proportional to 297.08, 445.61 and 232.13

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Solution

The fourth proportional to 297.08, 445.61 and 232.13 is: 348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.08 : 445.61 = 232.13 : x
  2. Step 2: Convert to fraction form
    297.08/445.61 = 232.13/x
  3. Step 3: Cross multiply
    297.08x = 445.61 × 232.13
  4. Step 4: Simplify right side
    297.08x = 103,438.29
  5. Step 5: Solve for x
    x = 103,438.29/297.08
  6. Step 6: Final answer
    x = 348.19

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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.