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Finding the Fourth Proportional to 540,799.58, 810,627.33 and 203,694.37

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Solution

The fourth proportional to 540,799.58, 810,627.33 and 203,694.37 is: 305,326.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,799.58 : 810,627.33 = 203,694.37 : x
  2. Step 2: Convert to fraction form
    540,799.58/810,627.33 = 203,694.37/x
  3. Step 3: Cross multiply
    540,799.58x = 810,627.33 × 203,694.37
  4. Step 4: Simplify right side
    540,799.58x = 165,120,223,289.13
  5. Step 5: Solve for x
    x = 165,120,223,289.13/540,799.58
  6. Step 6: Final answer
    x = 305,326.09

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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.