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Finding the Fourth Proportional to 544,118.50, 816,224.79 and 150,134.50

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Solution

The fourth proportional to 544,118.50, 816,224.79 and 150,134.50 is: 225,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,118.50 : 816,224.79 = 150,134.50 : x
  2. Step 2: Convert to fraction form
    544,118.50/816,224.79 = 150,134.50/x
  3. Step 3: Cross multiply
    544,118.50x = 816,224.79 × 150,134.50
  4. Step 4: Simplify right side
    544,118.50x = 122,543,500,734.26
  5. Step 5: Solve for x
    x = 122,543,500,734.26/544,118.50
  6. Step 6: Final answer
    x = 225,214.73

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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.