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Finding the Fourth Proportional to 6,331.44, 8,737.56 and 3,536.88

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Solution

The fourth proportional to 6,331.44, 8,737.56 and 3,536.88 is: 4,880.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.44 : 8,737.56 = 3,536.88 : x
  2. Step 2: Convert to fraction form
    6,331.44/8,737.56 = 3,536.88/x
  3. Step 3: Cross multiply
    6,331.44x = 8,737.56 × 3,536.88
  4. Step 4: Simplify right side
    6,331.44x = 30,903,701.21
  5. Step 5: Solve for x
    x = 30,903,701.21/6,331.44
  6. Step 6: Final answer
    x = 4,880.99

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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.