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Finding the Fourth Proportional to 322,226.98, 444,601.65 and 194,899.84

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Solution

The fourth proportional to 322,226.98, 444,601.65 and 194,899.84 is: 268,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,226.98 : 444,601.65 = 194,899.84 : x
  2. Step 2: Convert to fraction form
    322,226.98/444,601.65 = 194,899.84/x
  3. Step 3: Cross multiply
    322,226.98x = 444,601.65 × 194,899.84
  4. Step 4: Simplify right side
    322,226.98x = 86,652,790,448.74
  5. Step 5: Solve for x
    x = 86,652,790,448.74/322,226.98
  6. Step 6: Final answer
    x = 268,918.48

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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.