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Finding the Fourth Proportional to 10,479.64, 14,464.97 and 6,233.69

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Solution

The fourth proportional to 10,479.64, 14,464.97 and 6,233.69 is: 8,604.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.64 : 14,464.97 = 6,233.69 : x
  2. Step 2: Convert to fraction form
    10,479.64/14,464.97 = 6,233.69/x
  3. Step 3: Cross multiply
    10,479.64x = 14,464.97 × 6,233.69
  4. Step 4: Simplify right side
    10,479.64x = 90,170,138.84
  5. Step 5: Solve for x
    x = 90,170,138.84/10,479.64
  6. Step 6: Final answer
    x = 8,604.32

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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.