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Finding the Fourth Proportional to 5,267.36, 7,268.82 and 3,377

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Solution

The fourth proportional to 5,267.36, 7,268.82 and 3,377 is: 4,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.36 : 7,268.82 = 3,377 : x
  2. Step 2: Convert to fraction form
    5,267.36/7,268.82 = 3,377/x
  3. Step 3: Cross multiply
    5,267.36x = 7,268.82 × 3,377
  4. Step 4: Simplify right side
    5,267.36x = 24,546,805.14
  5. Step 5: Solve for x
    x = 24,546,805.14/5,267.36
  6. Step 6: Final answer
    x = 4,660.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.