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Finding the Fourth Proportional to 444,137.42, 666,460.06 and 187,949.81

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Solution

The fourth proportional to 444,137.42, 666,460.06 and 187,949.81 is: 282,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,137.42 : 666,460.06 = 187,949.81 : x
  2. Step 2: Convert to fraction form
    444,137.42/666,460.06 = 187,949.81/x
  3. Step 3: Cross multiply
    444,137.42x = 666,460.06 × 187,949.81
  4. Step 4: Simplify right side
    444,137.42x = 125,261,037,847.41
  5. Step 5: Solve for x
    x = 125,261,037,847.41/444,137.42
  6. Step 6: Final answer
    x = 282,032.17

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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.