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Finding the Fourth Proportional to 6,235.60, 8,601.52 and 3,996.68

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Solution

The fourth proportional to 6,235.60, 8,601.52 and 3,996.68 is: 5,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.60 : 8,601.52 = 3,996.68 : x
  2. Step 2: Convert to fraction form
    6,235.60/8,601.52 = 3,996.68/x
  3. Step 3: Cross multiply
    6,235.60x = 8,601.52 × 3,996.68
  4. Step 4: Simplify right side
    6,235.60x = 34,377,522.95
  5. Step 5: Solve for x
    x = 34,377,522.95/6,235.60
  6. Step 6: Final answer
    x = 5,513.11

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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.