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Finding the Fourth Proportional to 273,811.49, 410,728.50 and 94,020.38

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Solution

The fourth proportional to 273,811.49, 410,728.50 and 94,020.38 is: 141,034.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,811.49 : 410,728.50 = 94,020.38 : x
  2. Step 2: Convert to fraction form
    273,811.49/410,728.50 = 94,020.38/x
  3. Step 3: Cross multiply
    273,811.49x = 410,728.50 × 94,020.38
  4. Step 4: Simplify right side
    273,811.49x = 38,616,847,593.19
  5. Step 5: Solve for x
    x = 38,616,847,593.19/273,811.49
  6. Step 6: Final answer
    x = 141,034.43

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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.