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Finding the Fourth Proportional to 3,168.65, 4,753.69 and 1,088.62

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Solution

The fourth proportional to 3,168.65, 4,753.69 and 1,088.62 is: 1,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.65 : 4,753.69 = 1,088.62 : x
  2. Step 2: Convert to fraction form
    3,168.65/4,753.69 = 1,088.62/x
  3. Step 3: Cross multiply
    3,168.65x = 4,753.69 × 1,088.62
  4. Step 4: Simplify right side
    3,168.65x = 5,174,947.40
  5. Step 5: Solve for x
    x = 5,174,947.40/3,168.65
  6. Step 6: Final answer
    x = 1,633.17

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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.