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Finding the Fourth Proportional to 376,527.36, 519,601.17 and 206,760.27

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Solution

The fourth proportional to 376,527.36, 519,601.17 and 206,760.27 is: 285,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,527.36 : 519,601.17 = 206,760.27 : x
  2. Step 2: Convert to fraction form
    376,527.36/519,601.17 = 206,760.27/x
  3. Step 3: Cross multiply
    376,527.36x = 519,601.17 × 206,760.27
  4. Step 4: Simplify right side
    376,527.36x = 107,432,878,201.52
  5. Step 5: Solve for x
    x = 107,432,878,201.52/376,527.36
  6. Step 6: Final answer
    x = 285,325.56

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1.5x scale

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.