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Finding the Fourth Proportional to 536.39, 804.75 and 224.19

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Solution

The fourth proportional to 536.39, 804.75 and 224.19 is: 336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.39 : 804.75 = 224.19 : x
  2. Step 2: Convert to fraction form
    536.39/804.75 = 224.19/x
  3. Step 3: Cross multiply
    536.39x = 804.75 × 224.19
  4. Step 4: Simplify right side
    536.39x = 180,416.34
  5. Step 5: Solve for x
    x = 180,416.34/536.39
  6. Step 6: Final answer
    x = 336.35

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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.