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Finding the Fourth Proportional to 5,800.12, 8,695.86 and 3,491.08

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Solution

The fourth proportional to 5,800.12, 8,695.86 and 3,491.08 is: 5,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.12 : 8,695.86 = 3,491.08 : x
  2. Step 2: Convert to fraction form
    5,800.12/8,695.86 = 3,491.08/x
  3. Step 3: Cross multiply
    5,800.12x = 8,695.86 × 3,491.08
  4. Step 4: Simplify right side
    5,800.12x = 30,357,942.93
  5. Step 5: Solve for x
    x = 30,357,942.93/5,800.12
  6. Step 6: Final answer
    x = 5,234.02

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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.