Home / 356,097.39-491,399.60-194,948.43

Finding the Fourth Proportional to 356,097.39, 491,399.60 and 194,948.43

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Solution

The fourth proportional to 356,097.39, 491,399.60 and 194,948.43 is: 269,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,097.39 : 491,399.60 = 194,948.43 : x
  2. Step 2: Convert to fraction form
    356,097.39/491,399.60 = 194,948.43/x
  3. Step 3: Cross multiply
    356,097.39x = 491,399.60 × 194,948.43
  4. Step 4: Simplify right side
    356,097.39x = 95,797,579,547.89
  5. Step 5: Solve for x
    x = 95,797,579,547.89/356,097.39
  6. Step 6: Final answer
    x = 269,020.73

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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.