Home / 494,014.40-681,740.52-267,659.72

Finding the Fourth Proportional to 494,014.40, 681,740.52 and 267,659.72

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Solution

The fourth proportional to 494,014.40, 681,740.52 and 267,659.72 is: 369,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,014.40 : 681,740.52 = 267,659.72 : x
  2. Step 2: Convert to fraction form
    494,014.40/681,740.52 = 267,659.72/x
  3. Step 3: Cross multiply
    494,014.40x = 681,740.52 × 267,659.72
  4. Step 4: Simplify right side
    494,014.40x = 182,474,476,695.85
  5. Step 5: Solve for x
    x = 182,474,476,695.85/494,014.40
  6. Step 6: Final answer
    x = 369,370.76

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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.