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Finding the Fourth Proportional to 8,196.60, 12,294.90 and 2,353.68

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Solution

The fourth proportional to 8,196.60, 12,294.90 and 2,353.68 is: 3,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.60 : 12,294.90 = 2,353.68 : x
  2. Step 2: Convert to fraction form
    8,196.60/12,294.90 = 2,353.68/x
  3. Step 3: Cross multiply
    8,196.60x = 12,294.90 × 2,353.68
  4. Step 4: Simplify right side
    8,196.60x = 28,938,260.23
  5. Step 5: Solve for x
    x = 28,938,260.23/8,196.60
  6. Step 6: Final answer
    x = 3,530.52

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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.