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Finding the Fourth Proportional to 444,325.41, 666,758.78 and 159,992.19

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Solution

The fourth proportional to 444,325.41, 666,758.78 and 159,992.19 is: 240,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,325.41 : 666,758.78 = 159,992.19 : x
  2. Step 2: Convert to fraction form
    444,325.41/666,758.78 = 159,992.19/x
  3. Step 3: Cross multiply
    444,325.41x = 666,758.78 × 159,992.19
  4. Step 4: Simplify right side
    444,325.41x = 106,676,196,613.97
  5. Step 5: Solve for x
    x = 106,676,196,613.97/444,325.41
  6. Step 6: Final answer
    x = 240,085.74

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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.