Home / 1,263,555.50-1,743,703.35-690,599.57

Finding the Fourth Proportional to 1,263,555.50, 1,743,703.35 and 690,599.57

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Solution

The fourth proportional to 1,263,555.50, 1,743,703.35 and 690,599.57 is: 953,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,555.50 : 1,743,703.35 = 690,599.57 : x
  2. Step 2: Convert to fraction form
    1,263,555.50/1,743,703.35 = 690,599.57/x
  3. Step 3: Cross multiply
    1,263,555.50x = 1,743,703.35 × 690,599.57
  4. Step 4: Simplify right side
    1,263,555.50x = 1,204,200,783,717.56
  5. Step 5: Solve for x
    x = 1,204,200,783,717.56/1,263,555.50
  6. Step 6: Final answer
    x = 953,025.64

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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.