Home / 622,190.35-933,286.13-172,911.30

Finding the Fourth Proportional to 622,190.35, 933,286.13 and 172,911.30

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Solution

The fourth proportional to 622,190.35, 933,286.13 and 172,911.30 is: 259,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,190.35 : 933,286.13 = 172,911.30 : x
  2. Step 2: Convert to fraction form
    622,190.35/933,286.13 = 172,911.30/x
  3. Step 3: Cross multiply
    622,190.35x = 933,286.13 × 172,911.30
  4. Step 4: Simplify right side
    622,190.35x = 161,375,718,010.27
  5. Step 5: Solve for x
    x = 161,375,718,010.27/622,190.35
  6. Step 6: Final answer
    x = 259,367.12

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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.