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Finding the Fourth Proportional to 263,843.32, 364,110.78 and 150,663.64

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Solution

The fourth proportional to 263,843.32, 364,110.78 and 150,663.64 is: 207,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,843.32 : 364,110.78 = 150,663.64 : x
  2. Step 2: Convert to fraction form
    263,843.32/364,110.78 = 150,663.64/x
  3. Step 3: Cross multiply
    263,843.32x = 364,110.78 × 150,663.64
  4. Step 4: Simplify right side
    263,843.32x = 54,858,255,478.04
  5. Step 5: Solve for x
    x = 54,858,255,478.04/263,843.32
  6. Step 6: Final answer
    x = 207,919.82

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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.