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Finding the Fourth Proportional to 548.36, 751.93 and 533.96

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Solution

The fourth proportional to 548.36, 751.93 and 533.96 is: 732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.36 : 751.93 = 533.96 : x
  2. Step 2: Convert to fraction form
    548.36/751.93 = 533.96/x
  3. Step 3: Cross multiply
    548.36x = 751.93 × 533.96
  4. Step 4: Simplify right side
    548.36x = 401,500.54
  5. Step 5: Solve for x
    x = 401,500.54/548.36
  6. Step 6: Final answer
    x = 732.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.