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Finding the Fourth Proportional to 502,822.56, 693,907 and 273,392.96

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Solution

The fourth proportional to 502,822.56, 693,907 and 273,392.96 is: 377,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,822.56 : 693,907 = 273,392.96 : x
  2. Step 2: Convert to fraction form
    502,822.56/693,907 = 273,392.96/x
  3. Step 3: Cross multiply
    502,822.56x = 693,907 × 273,392.96
  4. Step 4: Simplify right side
    502,822.56x = 189,709,288,694.72
  5. Step 5: Solve for x
    x = 189,709,288,694.72/502,822.56
  6. Step 6: Final answer
    x = 377,288.74

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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.