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Finding the Fourth Proportional to 494.63, 682.52 and 273.52

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Solution

The fourth proportional to 494.63, 682.52 and 273.52 is: 377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.63 : 682.52 = 273.52 : x
  2. Step 2: Convert to fraction form
    494.63/682.52 = 273.52/x
  3. Step 3: Cross multiply
    494.63x = 682.52 × 273.52
  4. Step 4: Simplify right side
    494.63x = 186,681.50
  5. Step 5: Solve for x
    x = 186,681.50/494.63
  6. Step 6: Final answer
    x = 377.42

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Why These Related Problems?

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