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Finding the Fourth Proportional to 536.44, 804.52 and 207.32

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Solution

The fourth proportional to 536.44, 804.52 and 207.32 is: 310.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.44 : 804.52 = 207.32 : x
  2. Step 2: Convert to fraction form
    536.44/804.52 = 207.32/x
  3. Step 3: Cross multiply
    536.44x = 804.52 × 207.32
  4. Step 4: Simplify right side
    536.44x = 166,793.09
  5. Step 5: Solve for x
    x = 166,793.09/536.44
  6. Step 6: Final answer
    x = 310.93

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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.