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Finding the Fourth Proportional to 237,512.64, 356,286.24 and 79,739.76

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Solution

The fourth proportional to 237,512.64, 356,286.24 and 79,739.76 is: 119,615.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,512.64 : 356,286.24 = 79,739.76 : x
  2. Step 2: Convert to fraction form
    237,512.64/356,286.24 = 79,739.76/x
  3. Step 3: Cross multiply
    237,512.64x = 356,286.24 × 79,739.76
  4. Step 4: Simplify right side
    237,512.64x = 28,410,179,268.90
  5. Step 5: Solve for x
    x = 28,410,179,268.90/237,512.64
  6. Step 6: Final answer
    x = 119,615.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.