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Finding the Fourth Proportional to 263,797.92, 364,033.56 and 154,900.56

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Solution

The fourth proportional to 263,797.92, 364,033.56 and 154,900.56 is: 213,758.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,797.92 : 364,033.56 = 154,900.56 : x
  2. Step 2: Convert to fraction form
    263,797.92/364,033.56 = 154,900.56/x
  3. Step 3: Cross multiply
    263,797.92x = 364,033.56 × 154,900.56
  4. Step 4: Simplify right side
    263,797.92x = 56,389,002,302.79
  5. Step 5: Solve for x
    x = 56,389,002,302.79/263,797.92
  6. Step 6: Final answer
    x = 213,758.33

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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.