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Finding the Fourth Proportional to 329,384.94, 454,375.92 and 200,362.86

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Solution

The fourth proportional to 329,384.94, 454,375.92 and 200,362.86 is: 276,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,384.94 : 454,375.92 = 200,362.86 : x
  2. Step 2: Convert to fraction form
    329,384.94/454,375.92 = 200,362.86/x
  3. Step 3: Cross multiply
    329,384.94x = 454,375.92 × 200,362.86
  4. Step 4: Simplify right side
    329,384.94x = 91,040,058,846.33
  5. Step 5: Solve for x
    x = 91,040,058,846.33/329,384.94
  6. Step 6: Final answer
    x = 276,394.11

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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.