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Finding the Fourth Proportional to 343,589.27, 474,202.22 and 198,366.03

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Solution

The fourth proportional to 343,589.27, 474,202.22 and 198,366.03 is: 273,773.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,589.27 : 474,202.22 = 198,366.03 : x
  2. Step 2: Convert to fraction form
    343,589.27/474,202.22 = 198,366.03/x
  3. Step 3: Cross multiply
    343,589.27x = 474,202.22 × 198,366.03
  4. Step 4: Simplify right side
    343,589.27x = 94,065,610,806.76
  5. Step 5: Solve for x
    x = 94,065,610,806.76/343,589.27
  6. Step 6: Final answer
    x = 273,773.43

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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.