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Finding the Fourth Proportional to 6,178.62, 8,525.67 and 3,525.87

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Solution

The fourth proportional to 6,178.62, 8,525.67 and 3,525.87 is: 4,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.62 : 8,525.67 = 3,525.87 : x
  2. Step 2: Convert to fraction form
    6,178.62/8,525.67 = 3,525.87/x
  3. Step 3: Cross multiply
    6,178.62x = 8,525.67 × 3,525.87
  4. Step 4: Simplify right side
    6,178.62x = 30,060,361.45
  5. Step 5: Solve for x
    x = 30,060,361.45/6,178.62
  6. Step 6: Final answer
    x = 4,865.23

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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.