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Finding the Fourth Proportional to 377,192.59, 520,740.98 and 250,040.41

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Solution

The fourth proportional to 377,192.59, 520,740.98 and 250,040.41 is: 345,198.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,192.59 : 520,740.98 = 250,040.41 : x
  2. Step 2: Convert to fraction form
    377,192.59/520,740.98 = 250,040.41/x
  3. Step 3: Cross multiply
    377,192.59x = 520,740.98 × 250,040.41
  4. Step 4: Simplify right side
    377,192.59x = 130,206,288,143.00
  5. Step 5: Solve for x
    x = 130,206,288,143.00/377,192.59
  6. Step 6: Final answer
    x = 345,198.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.