Home / 461,042.38-691,635.21-194,804.20

Finding the Fourth Proportional to 461,042.38, 691,635.21 and 194,804.20

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Solution

The fourth proportional to 461,042.38, 691,635.21 and 194,804.20 is: 292,236.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,042.38 : 691,635.21 = 194,804.20 : x
  2. Step 2: Convert to fraction form
    461,042.38/691,635.21 = 194,804.20/x
  3. Step 3: Cross multiply
    461,042.38x = 691,635.21 × 194,804.20
  4. Step 4: Simplify right side
    461,042.38x = 134,733,443,775.88
  5. Step 5: Solve for x
    x = 134,733,443,775.88/461,042.38
  6. Step 6: Final answer
    x = 292,236.57

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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.