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Finding the Fourth Proportional to 548.74, 822.93 and 183.52

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Solution

The fourth proportional to 548.74, 822.93 and 183.52 is: 275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.74 : 822.93 = 183.52 : x
  2. Step 2: Convert to fraction form
    548.74/822.93 = 183.52/x
  3. Step 3: Cross multiply
    548.74x = 822.93 × 183.52
  4. Step 4: Simplify right side
    548.74x = 151,024.11
  5. Step 5: Solve for x
    x = 151,024.11/548.74
  6. Step 6: Final answer
    x = 275.22

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Double scale
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Similar ratio
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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.