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Finding the Fourth Proportional to 416,625.51, 624,939.12 and 150,573.90

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Solution

The fourth proportional to 416,625.51, 624,939.12 and 150,573.90 is: 225,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,625.51 : 624,939.12 = 150,573.90 : x
  2. Step 2: Convert to fraction form
    416,625.51/624,939.12 = 150,573.90/x
  3. Step 3: Cross multiply
    416,625.51x = 624,939.12 × 150,573.90
  4. Step 4: Simplify right side
    416,625.51x = 94,099,520,560.97
  5. Step 5: Solve for x
    x = 94,099,520,560.97/416,625.51
  6. Step 6: Final answer
    x = 225,861.16

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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.