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Finding the Fourth Proportional to 625,169.50, 937,754.25 and 151,851.67

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Solution

The fourth proportional to 625,169.50, 937,754.25 and 151,851.67 is: 227,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,169.50 : 937,754.25 = 151,851.67 : x
  2. Step 2: Convert to fraction form
    625,169.50/937,754.25 = 151,851.67/x
  3. Step 3: Cross multiply
    625,169.50x = 937,754.25 × 151,851.67
  4. Step 4: Simplify right side
    625,169.50x = 142,399,548,912.10
  5. Step 5: Solve for x
    x = 142,399,548,912.10/625,169.50
  6. Step 6: Final answer
    x = 227,777.51

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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.