Home / 357,942.39-493,963.89-196,798.56

Finding the Fourth Proportional to 357,942.39, 493,963.89 and 196,798.56

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Solution

The fourth proportional to 357,942.39, 493,963.89 and 196,798.56 is: 271,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,942.39 : 493,963.89 = 196,798.56 : x
  2. Step 2: Convert to fraction form
    357,942.39/493,963.89 = 196,798.56/x
  3. Step 3: Cross multiply
    357,942.39x = 493,963.89 × 196,798.56
  4. Step 4: Simplify right side
    357,942.39x = 97,211,382,244.00
  5. Step 5: Solve for x
    x = 97,211,382,244.00/357,942.39
  6. Step 6: Final answer
    x = 271,583.88

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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.