Home / 461,243.97-691,895.12-194,969.43

Finding the Fourth Proportional to 461,243.97, 691,895.12 and 194,969.43

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Solution

The fourth proportional to 461,243.97, 691,895.12 and 194,969.43 is: 292,466.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,243.97 : 691,895.12 = 194,969.43 : x
  2. Step 2: Convert to fraction form
    461,243.97/691,895.12 = 194,969.43/x
  3. Step 3: Cross multiply
    461,243.97x = 691,895.12 × 194,969.43
  4. Step 4: Simplify right side
    461,243.97x = 134,898,396,191.33
  5. Step 5: Solve for x
    x = 134,898,396,191.33/461,243.97
  6. Step 6: Final answer
    x = 292,466.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.