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Finding the Fourth Proportional to 2,899.92, 4,349.88 and 1,168.14

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Solution

The fourth proportional to 2,899.92, 4,349.88 and 1,168.14 is: 1,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.92 : 4,349.88 = 1,168.14 : x
  2. Step 2: Convert to fraction form
    2,899.92/4,349.88 = 1,168.14/x
  3. Step 3: Cross multiply
    2,899.92x = 4,349.88 × 1,168.14
  4. Step 4: Simplify right side
    2,899.92x = 5,081,268.82
  5. Step 5: Solve for x
    x = 5,081,268.82/2,899.92
  6. Step 6: Final answer
    x = 1,752.21

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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.