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Finding the Fourth Proportional to 8,500.31, 12,754.84 and 3,506.37

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Solution

The fourth proportional to 8,500.31, 12,754.84 and 3,506.37 is: 5,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.31 : 12,754.84 = 3,506.37 : x
  2. Step 2: Convert to fraction form
    8,500.31/12,754.84 = 3,506.37/x
  3. Step 3: Cross multiply
    8,500.31x = 12,754.84 × 3,506.37
  4. Step 4: Simplify right side
    8,500.31x = 44,723,179.56
  5. Step 5: Solve for x
    x = 44,723,179.56/8,500.31
  6. Step 6: Final answer
    x = 5,261.36

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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.