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Finding the Fourth Proportional to 444,524.48, 666,579.36 and 257,589.44

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Solution

The fourth proportional to 444,524.48, 666,579.36 and 257,589.44 is: 386,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,524.48 : 666,579.36 = 257,589.44 : x
  2. Step 2: Convert to fraction form
    444,524.48/666,579.36 = 257,589.44/x
  3. Step 3: Cross multiply
    444,524.48x = 666,579.36 × 257,589.44
  4. Step 4: Simplify right side
    444,524.48x = 171,703,804,057.96
  5. Step 5: Solve for x
    x = 171,703,804,057.96/444,524.48
  6. Step 6: Final answer
    x = 386,264.00

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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.