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Finding the Fourth Proportional to 322,255.56, 444,527.64 and 201,186.65

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Solution

The fourth proportional to 322,255.56, 444,527.64 and 201,186.65 is: 277,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,255.56 : 444,527.64 = 201,186.65 : x
  2. Step 2: Convert to fraction form
    322,255.56/444,527.64 = 201,186.65/x
  3. Step 3: Cross multiply
    322,255.56x = 444,527.64 × 201,186.65
  4. Step 4: Simplify right side
    322,255.56x = 89,433,027,269.49
  5. Step 5: Solve for x
    x = 89,433,027,269.49/322,255.56
  6. Step 6: Final answer
    x = 277,522.07

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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.