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Finding the Fourth Proportional to 297.68, 445.80 and 232.04

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Solution

The fourth proportional to 297.68, 445.80 and 232.04 is: 347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.68 : 445.80 = 232.04 : x
  2. Step 2: Convert to fraction form
    297.68/445.80 = 232.04/x
  3. Step 3: Cross multiply
    297.68x = 445.80 × 232.04
  4. Step 4: Simplify right side
    297.68x = 103,443.43
  5. Step 5: Solve for x
    x = 103,443.43/297.68
  6. Step 6: Final answer
    x = 347.50

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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.