Home / 862,246.80-1,293,564.60-263,235.60

Finding the Fourth Proportional to 862,246.80, 1,293,564.60 and 263,235.60

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Solution

The fourth proportional to 862,246.80, 1,293,564.60 and 263,235.60 is: 394,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,246.80 : 1,293,564.60 = 263,235.60 : x
  2. Step 2: Convert to fraction form
    862,246.80/1,293,564.60 = 263,235.60/x
  3. Step 3: Cross multiply
    862,246.80x = 1,293,564.60 × 263,235.60
  4. Step 4: Simplify right side
    862,246.80x = 340,512,253,619.76
  5. Step 5: Solve for x
    x = 340,512,253,619.76/862,246.80
  6. Step 6: Final answer
    x = 394,912.75

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1.5x scale

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.