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Finding the Fourth Proportional to 544,994.16, 816,309.72 and 263,922

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Solution

The fourth proportional to 544,994.16, 816,309.72 and 263,922 is: 395,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,994.16 : 816,309.72 = 263,922 : x
  2. Step 2: Convert to fraction form
    544,994.16/816,309.72 = 263,922/x
  3. Step 3: Cross multiply
    544,994.16x = 816,309.72 × 263,922
  4. Step 4: Simplify right side
    544,994.16x = 215,442,093,921.84
  5. Step 5: Solve for x
    x = 215,442,093,921.84/544,994.16
  6. Step 6: Final answer
    x = 395,310.83

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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.