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Finding the Fourth Proportional to 8,596.58, 12,895.92 and 3,331.67

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Solution

The fourth proportional to 8,596.58, 12,895.92 and 3,331.67 is: 4,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.58 : 12,895.92 = 3,331.67 : x
  2. Step 2: Convert to fraction form
    8,596.58/12,895.92 = 3,331.67/x
  3. Step 3: Cross multiply
    8,596.58x = 12,895.92 × 3,331.67
  4. Step 4: Simplify right side
    8,596.58x = 42,964,982.03
  5. Step 5: Solve for x
    x = 42,964,982.03/8,596.58
  6. Step 6: Final answer
    x = 4,997.92

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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.