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Finding the Fourth Proportional to 8,768.26, 13,154.37 and 2,924.72

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Solution

The fourth proportional to 8,768.26, 13,154.37 and 2,924.72 is: 4,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.26 : 13,154.37 = 2,924.72 : x
  2. Step 2: Convert to fraction form
    8,768.26/13,154.37 = 2,924.72/x
  3. Step 3: Cross multiply
    8,768.26x = 13,154.37 × 2,924.72
  4. Step 4: Simplify right side
    8,768.26x = 38,472,821.62
  5. Step 5: Solve for x
    x = 38,472,821.62/8,768.26
  6. Step 6: Final answer
    x = 4,387.74

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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.