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Finding the Fourth Proportional to 322,178.45, 444,606.24 and 178,951.82

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Solution

The fourth proportional to 322,178.45, 444,606.24 and 178,951.82 is: 246,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,178.45 : 444,606.24 = 178,951.82 : x
  2. Step 2: Convert to fraction form
    322,178.45/444,606.24 = 178,951.82/x
  3. Step 3: Cross multiply
    322,178.45x = 444,606.24 × 178,951.82
  4. Step 4: Simplify right side
    322,178.45x = 79,563,095,831.36
  5. Step 5: Solve for x
    x = 79,563,095,831.36/322,178.45
  6. Step 6: Final answer
    x = 246,953.50

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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.