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Finding the Fourth Proportional to 376,597.54, 519,730.05 and 206,833.42

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Solution

The fourth proportional to 376,597.54, 519,730.05 and 206,833.42 is: 285,444.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,597.54 : 519,730.05 = 206,833.42 : x
  2. Step 2: Convert to fraction form
    376,597.54/519,730.05 = 206,833.42/x
  3. Step 3: Cross multiply
    376,597.54x = 519,730.05 × 206,833.42
  4. Step 4: Simplify right side
    376,597.54x = 107,497,543,718.27
  5. Step 5: Solve for x
    x = 107,497,543,718.27/376,597.54
  6. Step 6: Final answer
    x = 285,444.09

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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.