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Finding the Fourth Proportional to 544,943.70, 817,415.55 and 484,809.30

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Solution

The fourth proportional to 544,943.70, 817,415.55 and 484,809.30 is: 727,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,943.70 : 817,415.55 = 484,809.30 : x
  2. Step 2: Convert to fraction form
    544,943.70/817,415.55 = 484,809.30/x
  3. Step 3: Cross multiply
    544,943.70x = 817,415.55 × 484,809.30
  4. Step 4: Simplify right side
    544,943.70x = 396,290,660,604.62
  5. Step 5: Solve for x
    x = 396,290,660,604.62/544,943.70
  6. Step 6: Final answer
    x = 727,213.95

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Similar ratio
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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.