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Finding the Fourth Proportional to 8,393.04, 12,589.83 and 2,549.63

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Solution

The fourth proportional to 8,393.04, 12,589.83 and 2,549.63 is: 3,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393.04 : 12,589.83 = 2,549.63 : x
  2. Step 2: Convert to fraction form
    8,393.04/12,589.83 = 2,549.63/x
  3. Step 3: Cross multiply
    8,393.04x = 12,589.83 × 2,549.63
  4. Step 4: Simplify right side
    8,393.04x = 32,099,345.31
  5. Step 5: Solve for x
    x = 32,099,345.31/8,393.04
  6. Step 6: Final answer
    x = 3,824.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.