Home / 358,014.44-494,043-196,876.28

Finding the Fourth Proportional to 358,014.44, 494,043 and 196,876.28

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Solution

The fourth proportional to 358,014.44, 494,043 and 196,876.28 is: 271,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,014.44 : 494,043 = 196,876.28 : x
  2. Step 2: Convert to fraction form
    358,014.44/494,043 = 196,876.28/x
  3. Step 3: Cross multiply
    358,014.44x = 494,043 × 196,876.28
  4. Step 4: Simplify right side
    358,014.44x = 97,265,345,529.83
  5. Step 5: Solve for x
    x = 97,265,345,529.83/358,014.44
  6. Step 6: Final answer
    x = 271,679.95

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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.