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Finding the Fourth Proportional to 536.27, 804.44 and 228.08

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Solution

The fourth proportional to 536.27, 804.44 and 228.08 is: 342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.27 : 804.44 = 228.08 : x
  2. Step 2: Convert to fraction form
    536.27/804.44 = 228.08/x
  3. Step 3: Cross multiply
    536.27x = 804.44 × 228.08
  4. Step 4: Simplify right side
    536.27x = 183,471.51
  5. Step 5: Solve for x
    x = 183,471.51/536.27
  6. Step 6: Final answer
    x = 342.13

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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.