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Finding the Fourth Proportional to 270,799.75, 373,716.49 and 163,367.48

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Solution

The fourth proportional to 270,799.75, 373,716.49 and 163,367.48 is: 225,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,799.75 : 373,716.49 = 163,367.48 : x
  2. Step 2: Convert to fraction form
    270,799.75/373,716.49 = 163,367.48/x
  3. Step 3: Cross multiply
    270,799.75x = 373,716.49 × 163,367.48
  4. Step 4: Simplify right side
    270,799.75x = 61,053,121,205.75
  5. Step 5: Solve for x
    x = 61,053,121,205.75/270,799.75
  6. Step 6: Final answer
    x = 225,454.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.