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Finding the Fourth Proportional to 548.96, 823.46 and 224.10

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Solution

The fourth proportional to 548.96, 823.46 and 224.10 is: 336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.96 : 823.46 = 224.10 : x
  2. Step 2: Convert to fraction form
    548.96/823.46 = 224.10/x
  3. Step 3: Cross multiply
    548.96x = 823.46 × 224.10
  4. Step 4: Simplify right side
    548.96x = 184,536.27
  5. Step 5: Solve for x
    x = 184,536.27/548.96
  6. Step 6: Final answer
    x = 336.16

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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.