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Finding the Fourth Proportional to 240,396.69, 331,725.12 and 132,964.42

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Solution

The fourth proportional to 240,396.69, 331,725.12 and 132,964.42 is: 183,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,396.69 : 331,725.12 = 132,964.42 : x
  2. Step 2: Convert to fraction form
    240,396.69/331,725.12 = 132,964.42/x
  3. Step 3: Cross multiply
    240,396.69x = 331,725.12 × 132,964.42
  4. Step 4: Simplify right side
    240,396.69x = 44,107,638,180.23
  5. Step 5: Solve for x
    x = 44,107,638,180.23/240,396.69
  6. Step 6: Final answer
    x = 183,478.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.