Home / 334,616.78-461,568.30-198,561.08

Finding the Fourth Proportional to 334,616.78, 461,568.30 and 198,561.08

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Solution

The fourth proportional to 334,616.78, 461,568.30 and 198,561.08 is: 273,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,616.78 : 461,568.30 = 198,561.08 : x
  2. Step 2: Convert to fraction form
    334,616.78/461,568.30 = 198,561.08/x
  3. Step 3: Cross multiply
    334,616.78x = 461,568.30 × 198,561.08
  4. Step 4: Simplify right side
    334,616.78x = 91,649,500,141.76
  5. Step 5: Solve for x
    x = 91,649,500,141.76/334,616.78
  6. Step 6: Final answer
    x = 273,893.92

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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.