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Finding the Fourth Proportional to 556.26, 834.59 and 248.33

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Solution

The fourth proportional to 556.26, 834.59 and 248.33 is: 372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.26 : 834.59 = 248.33 : x
  2. Step 2: Convert to fraction form
    556.26/834.59 = 248.33/x
  3. Step 3: Cross multiply
    556.26x = 834.59 × 248.33
  4. Step 4: Simplify right side
    556.26x = 207,251.92
  5. Step 5: Solve for x
    x = 207,251.92/556.26
  6. Step 6: Final answer
    x = 372.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.