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Finding the Fourth Proportional to 8,503.36, 12,755.04 and 3,237.12

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Solution

The fourth proportional to 8,503.36, 12,755.04 and 3,237.12 is: 4,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503.36 : 12,755.04 = 3,237.12 : x
  2. Step 2: Convert to fraction form
    8,503.36/12,755.04 = 3,237.12/x
  3. Step 3: Cross multiply
    8,503.36x = 12,755.04 × 3,237.12
  4. Step 4: Simplify right side
    8,503.36x = 41,289,595.08
  5. Step 5: Solve for x
    x = 41,289,595.08/8,503.36
  6. Step 6: Final answer
    x = 4,855.68

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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.