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Finding the Fourth Proportional to 8,497.82, 12,746.85 and 2,951.27

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Solution

The fourth proportional to 8,497.82, 12,746.85 and 2,951.27 is: 4,426.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.82 : 12,746.85 = 2,951.27 : x
  2. Step 2: Convert to fraction form
    8,497.82/12,746.85 = 2,951.27/x
  3. Step 3: Cross multiply
    8,497.82x = 12,746.85 × 2,951.27
  4. Step 4: Simplify right side
    8,497.82x = 37,619,433.15
  5. Step 5: Solve for x
    x = 37,619,433.15/8,497.82
  6. Step 6: Final answer
    x = 4,426.95

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1.5x scale

Why These Related Problems?

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