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Finding the Fourth Proportional to 363,208.75, 544,451.61 and 173,447.28

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Solution

The fourth proportional to 363,208.75, 544,451.61 and 173,447.28 is: 259,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,208.75 : 544,451.61 = 173,447.28 : x
  2. Step 2: Convert to fraction form
    363,208.75/544,451.61 = 173,447.28/x
  3. Step 3: Cross multiply
    363,208.75x = 544,451.61 × 173,447.28
  4. Step 4: Simplify right side
    363,208.75x = 94,433,650,846.12
  5. Step 5: Solve for x
    x = 94,433,650,846.12/363,208.75
  6. Step 6: Final answer
    x = 259,998.28

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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.