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Finding the Fourth Proportional to 544,076.80, 816,383.40 and 244,769.20

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Solution

The fourth proportional to 544,076.80, 816,383.40 and 244,769.20 is: 367,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,076.80 : 816,383.40 = 244,769.20 : x
  2. Step 2: Convert to fraction form
    544,076.80/816,383.40 = 244,769.20/x
  3. Step 3: Cross multiply
    544,076.80x = 816,383.40 × 244,769.20
  4. Step 4: Simplify right side
    544,076.80x = 199,825,511,711.28
  5. Step 5: Solve for x
    x = 199,825,511,711.28/544,076.80
  6. Step 6: Final answer
    x = 367,274.46

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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.