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Finding the Fourth Proportional to 338,562.56, 467,198.34 and 195,314.06

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Solution

The fourth proportional to 338,562.56, 467,198.34 and 195,314.06 is: 269,523.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,562.56 : 467,198.34 = 195,314.06 : x
  2. Step 2: Convert to fraction form
    338,562.56/467,198.34 = 195,314.06/x
  3. Step 3: Cross multiply
    338,562.56x = 467,198.34 × 195,314.06
  4. Step 4: Simplify right side
    338,562.56x = 91,250,404,610.66
  5. Step 5: Solve for x
    x = 91,250,404,610.66/338,562.56
  6. Step 6: Final answer
    x = 269,523.02

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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.