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Finding the Fourth Proportional to 8,295.92, 12,501.08 and 6,867.20

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Solution

The fourth proportional to 8,295.92, 12,501.08 and 6,867.20 is: 10,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.92 : 12,501.08 = 6,867.20 : x
  2. Step 2: Convert to fraction form
    8,295.92/12,501.08 = 6,867.20/x
  3. Step 3: Cross multiply
    8,295.92x = 12,501.08 × 6,867.20
  4. Step 4: Simplify right side
    8,295.92x = 85,847,416.58
  5. Step 5: Solve for x
    x = 85,847,416.58/8,295.92
  6. Step 6: Final answer
    x = 10,348.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.