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Finding the Fourth Proportional to 444,388.26, 666,567.41 and 178,077.27

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Solution

The fourth proportional to 444,388.26, 666,567.41 and 178,077.27 is: 267,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,388.26 : 666,567.41 = 178,077.27 : x
  2. Step 2: Convert to fraction form
    444,388.26/666,567.41 = 178,077.27/x
  3. Step 3: Cross multiply
    444,388.26x = 666,567.41 × 178,077.27
  4. Step 4: Simplify right side
    444,388.26x = 118,700,504,643.77
  5. Step 5: Solve for x
    x = 118,700,504,643.77/444,388.26
  6. Step 6: Final answer
    x = 267,109.90

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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.