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Finding the Fourth Proportional to 548.04, 754.62 and 495.94

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Solution

The fourth proportional to 548.04, 754.62 and 495.94 is: 682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.04 : 754.62 = 495.94 : x
  2. Step 2: Convert to fraction form
    548.04/754.62 = 495.94/x
  3. Step 3: Cross multiply
    548.04x = 754.62 × 495.94
  4. Step 4: Simplify right side
    548.04x = 374,246.24
  5. Step 5: Solve for x
    x = 374,246.24/548.04
  6. Step 6: Final answer
    x = 682.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.