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Finding the Fourth Proportional to 297.06, 444.57 and 205.53

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Solution

The fourth proportional to 297.06, 444.57 and 205.53 is: 307.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.06 : 444.57 = 205.53 : x
  2. Step 2: Convert to fraction form
    297.06/444.57 = 205.53/x
  3. Step 3: Cross multiply
    297.06x = 444.57 × 205.53
  4. Step 4: Simplify right side
    297.06x = 91,372.47
  5. Step 5: Solve for x
    x = 91,372.47/297.06
  6. Step 6: Final answer
    x = 307.59

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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.