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Finding the Fourth Proportional to 536.22, 804.46 and 171.03

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Solution

The fourth proportional to 536.22, 804.46 and 171.03 is: 256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.22 : 804.46 = 171.03 : x
  2. Step 2: Convert to fraction form
    536.22/804.46 = 171.03/x
  3. Step 3: Cross multiply
    536.22x = 804.46 × 171.03
  4. Step 4: Simplify right side
    536.22x = 137,589.06
  5. Step 5: Solve for x
    x = 137,589.06/536.22
  6. Step 6: Final answer
    x = 256.59

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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.