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Finding the Fourth Proportional to 218,241.34, 327,361.10 and 60,469.34

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Solution

The fourth proportional to 218,241.34, 327,361.10 and 60,469.34 is: 90,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,241.34 : 327,361.10 = 60,469.34 : x
  2. Step 2: Convert to fraction form
    218,241.34/327,361.10 = 60,469.34/x
  3. Step 3: Cross multiply
    218,241.34x = 327,361.10 × 60,469.34
  4. Step 4: Simplify right side
    218,241.34x = 19,795,307,719.52
  5. Step 5: Solve for x
    x = 19,795,307,719.52/218,241.34
  6. Step 6: Final answer
    x = 90,703.75

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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.