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Finding the Fourth Proportional to 544,662, 751,633.56 and 306,198

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Solution

The fourth proportional to 544,662, 751,633.56 and 306,198 is: 422,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,662 : 751,633.56 = 306,198 : x
  2. Step 2: Convert to fraction form
    544,662/751,633.56 = 306,198/x
  3. Step 3: Cross multiply
    544,662x = 751,633.56 × 306,198
  4. Step 4: Simplify right side
    544,662x = 230,148,692,804.88
  5. Step 5: Solve for x
    x = 230,148,692,804.88/544,662
  6. Step 6: Final answer
    x = 422,553.24

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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.