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Finding the Fourth Proportional to 322,192.32, 444,640.24 and 178,952.96

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Solution

The fourth proportional to 322,192.32, 444,640.24 and 178,952.96 is: 246,963.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,192.32 : 444,640.24 = 178,952.96 : x
  2. Step 2: Convert to fraction form
    322,192.32/444,640.24 = 178,952.96/x
  3. Step 3: Cross multiply
    322,192.32x = 444,640.24 × 178,952.96
  4. Step 4: Simplify right side
    322,192.32x = 79,569,687,083.11
  5. Step 5: Solve for x
    x = 79,569,687,083.11/322,192.32
  6. Step 6: Final answer
    x = 246,963.33

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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.