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Finding the Fourth Proportional to 6,969.65, 10,449.41 and 4,626.72

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Solution

The fourth proportional to 6,969.65, 10,449.41 and 4,626.72 is: 6,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.65 : 10,449.41 = 4,626.72 : x
  2. Step 2: Convert to fraction form
    6,969.65/10,449.41 = 4,626.72/x
  3. Step 3: Cross multiply
    6,969.65x = 10,449.41 × 4,626.72
  4. Step 4: Simplify right side
    6,969.65x = 48,346,471.10
  5. Step 5: Solve for x
    x = 48,346,471.10/6,969.65
  6. Step 6: Final answer
    x = 6,936.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.