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Finding the Fourth Proportional to 300,476.64, 414,629.04 and 179,593.92

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Solution

The fourth proportional to 300,476.64, 414,629.04 and 179,593.92 is: 247,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,476.64 : 414,629.04 = 179,593.92 : x
  2. Step 2: Convert to fraction form
    300,476.64/414,629.04 = 179,593.92/x
  3. Step 3: Cross multiply
    300,476.64x = 414,629.04 × 179,593.92
  4. Step 4: Simplify right side
    300,476.64x = 74,464,854,639.44
  5. Step 5: Solve for x
    x = 74,464,854,639.44/300,476.64
  6. Step 6: Final answer
    x = 247,822.44

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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.