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Finding the Fourth Proportional to 6,314.07, 8,713.08 and 3,480.88

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Solution

The fourth proportional to 6,314.07, 8,713.08 and 3,480.88 is: 4,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,314.07 : 8,713.08 = 3,480.88 : x
  2. Step 2: Convert to fraction form
    6,314.07/8,713.08 = 3,480.88/x
  3. Step 3: Cross multiply
    6,314.07x = 8,713.08 × 3,480.88
  4. Step 4: Simplify right side
    6,314.07x = 30,329,185.91
  5. Step 5: Solve for x
    x = 30,329,185.91/6,314.07
  6. Step 6: Final answer
    x = 4,803.43

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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.