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Finding the Fourth Proportional to 444,734.88, 666,900.96 and 191,896.08

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Solution

The fourth proportional to 444,734.88, 666,900.96 and 191,896.08 is: 287,757.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,734.88 : 666,900.96 = 191,896.08 : x
  2. Step 2: Convert to fraction form
    444,734.88/666,900.96 = 191,896.08/x
  3. Step 3: Cross multiply
    444,734.88x = 666,900.96 × 191,896.08
  4. Step 4: Simplify right side
    444,734.88x = 127,975,679,972.24
  5. Step 5: Solve for x
    x = 127,975,679,972.24/444,734.88
  6. Step 6: Final answer
    x = 287,757.24

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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.