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Finding the Fourth Proportional to 8,266.59, 12,399.89 and 4,801.95

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Solution

The fourth proportional to 8,266.59, 12,399.89 and 4,801.95 is: 7,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.59 : 12,399.89 = 4,801.95 : x
  2. Step 2: Convert to fraction form
    8,266.59/12,399.89 = 4,801.95/x
  3. Step 3: Cross multiply
    8,266.59x = 12,399.89 × 4,801.95
  4. Step 4: Simplify right side
    8,266.59x = 59,543,627.78
  5. Step 5: Solve for x
    x = 59,543,627.78/8,266.59
  6. Step 6: Final answer
    x = 7,202.93

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Similar ratio
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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.