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Finding the Fourth Proportional to 441,992.54, 663,185.49 and 231,581.26

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Solution

The fourth proportional to 441,992.54, 663,185.49 and 231,581.26 is: 347,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,992.54 : 663,185.49 = 231,581.26 : x
  2. Step 2: Convert to fraction form
    441,992.54/663,185.49 = 231,581.26/x
  3. Step 3: Cross multiply
    441,992.54x = 663,185.49 × 231,581.26
  4. Step 4: Simplify right side
    441,992.54x = 153,581,331,387.92
  5. Step 5: Solve for x
    x = 153,581,331,387.92/441,992.54
  6. Step 6: Final answer
    x = 347,474.94

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1.5x scale

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.