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Finding the Fourth Proportional to 230,924.94, 318,896.52 and 218,344.92

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Solution

The fourth proportional to 230,924.94, 318,896.52 and 218,344.92 is: 301,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,924.94 : 318,896.52 = 218,344.92 : x
  2. Step 2: Convert to fraction form
    230,924.94/318,896.52 = 218,344.92/x
  3. Step 3: Cross multiply
    230,924.94x = 318,896.52 × 218,344.92
  4. Step 4: Simplify right side
    230,924.94x = 69,629,435,147.68
  5. Step 5: Solve for x
    x = 69,629,435,147.68/230,924.94
  6. Step 6: Final answer
    x = 301,524.10

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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.