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Finding the Fourth Proportional to 6,337.40, 8,745.62 and 3,504.86

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Solution

The fourth proportional to 6,337.40, 8,745.62 and 3,504.86 is: 4,836.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.40 : 8,745.62 = 3,504.86 : x
  2. Step 2: Convert to fraction form
    6,337.40/8,745.62 = 3,504.86/x
  3. Step 3: Cross multiply
    6,337.40x = 8,745.62 × 3,504.86
  4. Step 4: Simplify right side
    6,337.40x = 30,652,173.71
  5. Step 5: Solve for x
    x = 30,652,173.71/6,337.40
  6. Step 6: Final answer
    x = 4,836.71

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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.