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Finding the Fourth Proportional to 548.93, 823.46 and 224.25

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Solution

The fourth proportional to 548.93, 823.46 and 224.25 is: 336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.93 : 823.46 = 224.25 : x
  2. Step 2: Convert to fraction form
    548.93/823.46 = 224.25/x
  3. Step 3: Cross multiply
    548.93x = 823.46 × 224.25
  4. Step 4: Simplify right side
    548.93x = 184,659.78
  5. Step 5: Solve for x
    x = 184,659.78/548.93
  6. Step 6: Final answer
    x = 336.40

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Double scale
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Similar ratio
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1.5x scale

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.