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Finding the Fourth Proportional to 444,520.79, 666,107.64 and 294,222.62

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Solution

The fourth proportional to 444,520.79, 666,107.64 and 294,222.62 is: 440,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,520.79 : 666,107.64 = 294,222.62 : x
  2. Step 2: Convert to fraction form
    444,520.79/666,107.64 = 294,222.62/x
  3. Step 3: Cross multiply
    444,520.79x = 666,107.64 × 294,222.62
  4. Step 4: Simplify right side
    444,520.79x = 195,983,936,708.09
  5. Step 5: Solve for x
    x = 195,983,936,708.09/444,520.79
  6. Step 6: Final answer
    x = 440,888.13

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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.