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Finding the Fourth Proportional to 360,940.19, 541,223.39 and 192,415.25

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Solution

The fourth proportional to 360,940.19, 541,223.39 and 192,415.25 is: 288,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,940.19 : 541,223.39 = 192,415.25 : x
  2. Step 2: Convert to fraction form
    360,940.19/541,223.39 = 192,415.25/x
  3. Step 3: Cross multiply
    360,940.19x = 541,223.39 × 192,415.25
  4. Step 4: Simplify right side
    360,940.19x = 104,139,631,667.62
  5. Step 5: Solve for x
    x = 104,139,631,667.62/360,940.19
  6. Step 6: Final answer
    x = 288,523.24

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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.