Home / 622,129.06-933,149.76-242,978.56

Finding the Fourth Proportional to 622,129.06, 933,149.76 and 242,978.56

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Solution

The fourth proportional to 622,129.06, 933,149.76 and 242,978.56 is: 364,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,129.06 : 933,149.76 = 242,978.56 : x
  2. Step 2: Convert to fraction form
    622,129.06/933,149.76 = 242,978.56/x
  3. Step 3: Cross multiply
    622,129.06x = 933,149.76 × 242,978.56
  4. Step 4: Simplify right side
    622,129.06x = 226,735,384,949.15
  5. Step 5: Solve for x
    x = 226,735,384,949.15/622,129.06
  6. Step 6: Final answer
    x = 364,450.72

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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.