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Finding the Fourth Proportional to 502,797.50, 693,874.24 and 273,370.23

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Solution

The fourth proportional to 502,797.50, 693,874.24 and 273,370.23 is: 377,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,797.50 : 693,874.24 = 273,370.23 : x
  2. Step 2: Convert to fraction form
    502,797.50/693,874.24 = 273,370.23/x
  3. Step 3: Cross multiply
    502,797.50x = 693,874.24 × 273,370.23
  4. Step 4: Simplify right side
    502,797.50x = 189,684,560,579.88
  5. Step 5: Solve for x
    x = 189,684,560,579.88/502,797.50
  6. Step 6: Final answer
    x = 377,258.36

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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.