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Finding the Fourth Proportional to 502,794.69, 693,870.37 and 273,367.43

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Solution

The fourth proportional to 502,794.69, 693,870.37 and 273,367.43 is: 377,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,794.69 : 693,870.37 = 273,367.43 : x
  2. Step 2: Convert to fraction form
    502,794.69/693,870.37 = 273,367.43/x
  3. Step 3: Cross multiply
    502,794.69x = 693,870.37 × 273,367.43
  4. Step 4: Simplify right side
    502,794.69x = 189,681,555,647.28
  5. Step 5: Solve for x
    x = 189,681,555,647.28/502,794.69
  6. Step 6: Final answer
    x = 377,254.49

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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.