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Finding the Fourth Proportional to 297.59, 446.56 and 176.09

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Solution

The fourth proportional to 297.59, 446.56 and 176.09 is: 264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.59 : 446.56 = 176.09 : x
  2. Step 2: Convert to fraction form
    297.59/446.56 = 176.09/x
  3. Step 3: Cross multiply
    297.59x = 446.56 × 176.09
  4. Step 4: Simplify right side
    297.59x = 78,633.87
  5. Step 5: Solve for x
    x = 78,633.87/297.59
  6. Step 6: Final answer
    x = 264.24

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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.