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Finding the Fourth Proportional to 218,622.25, 327,933.38 and 60,854.82

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Solution

The fourth proportional to 218,622.25, 327,933.38 and 60,854.82 is: 91,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,622.25 : 327,933.38 = 60,854.82 : x
  2. Step 2: Convert to fraction form
    218,622.25/327,933.38 = 60,854.82/x
  3. Step 3: Cross multiply
    218,622.25x = 327,933.38 × 60,854.82
  4. Step 4: Simplify right side
    218,622.25x = 19,956,326,811.89
  5. Step 5: Solve for x
    x = 19,956,326,811.89/218,622.25
  6. Step 6: Final answer
    x = 91,282.23

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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.