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Finding the Fourth Proportional to 8,473.20, 11,692.71 and 4,696.53

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Solution

The fourth proportional to 8,473.20, 11,692.71 and 4,696.53 is: 6,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.20 : 11,692.71 = 4,696.53 : x
  2. Step 2: Convert to fraction form
    8,473.20/11,692.71 = 4,696.53/x
  3. Step 3: Cross multiply
    8,473.20x = 11,692.71 × 4,696.53
  4. Step 4: Simplify right side
    8,473.20x = 54,915,163.30
  5. Step 5: Solve for x
    x = 54,915,163.30/8,473.20
  6. Step 6: Final answer
    x = 6,481.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.