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Finding the Fourth Proportional to 8,258.52, 12,384.54 and 3,327.24

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Solution

The fourth proportional to 8,258.52, 12,384.54 and 3,327.24 is: 4,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.52 : 12,384.54 = 3,327.24 : x
  2. Step 2: Convert to fraction form
    8,258.52/12,384.54 = 3,327.24/x
  3. Step 3: Cross multiply
    8,258.52x = 12,384.54 × 3,327.24
  4. Step 4: Simplify right side
    8,258.52x = 41,206,336.87
  5. Step 5: Solve for x
    x = 41,206,336.87/8,258.52
  6. Step 6: Final answer
    x = 4,989.55

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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.