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Finding the Fourth Proportional to 6,250.88, 8,607.64 and 4,479.44

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Solution

The fourth proportional to 6,250.88, 8,607.64 and 4,479.44 is: 6,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250.88 : 8,607.64 = 4,479.44 : x
  2. Step 2: Convert to fraction form
    6,250.88/8,607.64 = 4,479.44/x
  3. Step 3: Cross multiply
    6,250.88x = 8,607.64 × 4,479.44
  4. Step 4: Simplify right side
    6,250.88x = 38,557,406.92
  5. Step 5: Solve for x
    x = 38,557,406.92/6,250.88
  6. Step 6: Final answer
    x = 6,168.32

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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.