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Finding the Fourth Proportional to 8,798.42, 13,197.63 and 3,604.34

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Solution

The fourth proportional to 8,798.42, 13,197.63 and 3,604.34 is: 5,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.42 : 13,197.63 = 3,604.34 : x
  2. Step 2: Convert to fraction form
    8,798.42/13,197.63 = 3,604.34/x
  3. Step 3: Cross multiply
    8,798.42x = 13,197.63 × 3,604.34
  4. Step 4: Simplify right side
    8,798.42x = 47,568,745.71
  5. Step 5: Solve for x
    x = 47,568,745.71/8,798.42
  6. Step 6: Final answer
    x = 5,406.51

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Double scale
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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.