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Finding the Fourth Proportional to 536.34, 804.91 and 262.58

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Solution

The fourth proportional to 536.34, 804.91 and 262.58 is: 394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.34 : 804.91 = 262.58 : x
  2. Step 2: Convert to fraction form
    536.34/804.91 = 262.58/x
  3. Step 3: Cross multiply
    536.34x = 804.91 × 262.58
  4. Step 4: Simplify right side
    536.34x = 211,353.27
  5. Step 5: Solve for x
    x = 211,353.27/536.34
  6. Step 6: Final answer
    x = 394.07

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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.