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Finding the Fourth Proportional to 6,408.07, 8,843.19 and 3,575.64

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Solution

The fourth proportional to 6,408.07, 8,843.19 and 3,575.64 is: 4,934.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.07 : 8,843.19 = 3,575.64 : x
  2. Step 2: Convert to fraction form
    6,408.07/8,843.19 = 3,575.64/x
  3. Step 3: Cross multiply
    6,408.07x = 8,843.19 × 3,575.64
  4. Step 4: Simplify right side
    6,408.07x = 31,620,063.89
  5. Step 5: Solve for x
    x = 31,620,063.89/6,408.07
  6. Step 6: Final answer
    x = 4,934.41

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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.