Home / 1,263,556.50-1,743,704.73-690,600.57

Finding the Fourth Proportional to 1,263,556.50, 1,743,704.73 and 690,600.57

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Solution

The fourth proportional to 1,263,556.50, 1,743,704.73 and 690,600.57 is: 953,027.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,556.50 : 1,743,704.73 = 690,600.57 : x
  2. Step 2: Convert to fraction form
    1,263,556.50/1,743,704.73 = 690,600.57/x
  3. Step 3: Cross multiply
    1,263,556.50x = 1,743,704.73 × 690,600.57
  4. Step 4: Simplify right side
    1,263,556.50x = 1,204,203,480,449.70
  5. Step 5: Solve for x
    x = 1,204,203,480,449.70/1,263,556.50
  6. Step 6: Final answer
    x = 953,027.02

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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.