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Finding the Fourth Proportional to 544,951.80, 817,194.42 and 171,003.96

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Solution

The fourth proportional to 544,951.80, 817,194.42 and 171,003.96 is: 256,432.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,951.80 : 817,194.42 = 171,003.96 : x
  2. Step 2: Convert to fraction form
    544,951.80/817,194.42 = 171,003.96/x
  3. Step 3: Cross multiply
    544,951.80x = 817,194.42 × 171,003.96
  4. Step 4: Simplify right side
    544,951.80x = 139,743,481,909.90
  5. Step 5: Solve for x
    x = 139,743,481,909.90/544,951.80
  6. Step 6: Final answer
    x = 256,432.74

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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.