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Finding the Fourth Proportional to 544,380.32, 816,517.68 and 165,304.34

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Solution

The fourth proportional to 544,380.32, 816,517.68 and 165,304.34 is: 247,940.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,380.32 : 816,517.68 = 165,304.34 : x
  2. Step 2: Convert to fraction form
    544,380.32/816,517.68 = 165,304.34/x
  3. Step 3: Cross multiply
    544,380.32x = 816,517.68 × 165,304.34
  4. Step 4: Simplify right side
    544,380.32x = 134,973,912,108.14
  5. Step 5: Solve for x
    x = 134,973,912,108.14/544,380.32
  6. Step 6: Final answer
    x = 247,940.47

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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.