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Finding the Fourth Proportional to 323,873.21, 446,942.53 and 178,685.11

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Solution

The fourth proportional to 323,873.21, 446,942.53 and 178,685.11 is: 246,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,873.21 : 446,942.53 = 178,685.11 : x
  2. Step 2: Convert to fraction form
    323,873.21/446,942.53 = 178,685.11/x
  3. Step 3: Cross multiply
    323,873.21x = 446,942.53 × 178,685.11
  4. Step 4: Simplify right side
    323,873.21x = 79,861,973,237.62
  5. Step 5: Solve for x
    x = 79,861,973,237.62/323,873.21
  6. Step 6: Final answer
    x = 246,584.07

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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.