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Finding the Fourth Proportional to 296.58, 445.50 and 181.26

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Solution

The fourth proportional to 296.58, 445.50 and 181.26 is: 272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.58 : 445.50 = 181.26 : x
  2. Step 2: Convert to fraction form
    296.58/445.50 = 181.26/x
  3. Step 3: Cross multiply
    296.58x = 445.50 × 181.26
  4. Step 4: Simplify right side
    296.58x = 80,751.33
  5. Step 5: Solve for x
    x = 80,751.33/296.58
  6. Step 6: Final answer
    x = 272.28

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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.