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Finding the Fourth Proportional to 444,736.26, 667,141.14 and 145,210.20

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Solution

The fourth proportional to 444,736.26, 667,141.14 and 145,210.20 is: 217,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,736.26 : 667,141.14 = 145,210.20 : x
  2. Step 2: Convert to fraction form
    444,736.26/667,141.14 = 145,210.20/x
  3. Step 3: Cross multiply
    444,736.26x = 667,141.14 × 145,210.20
  4. Step 4: Simplify right side
    444,736.26x = 96,875,698,367.63
  5. Step 5: Solve for x
    x = 96,875,698,367.63/444,736.26
  6. Step 6: Final answer
    x = 217,827.30

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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.