Home / 819,626.20-1,230,216.90-504,698.20

Finding the Fourth Proportional to 819,626.20, 1,230,216.90 and 504,698.20

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Solution

The fourth proportional to 819,626.20, 1,230,216.90 and 504,698.20 is: 757,526.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,626.20 : 1,230,216.90 = 504,698.20 : x
  2. Step 2: Convert to fraction form
    819,626.20/1,230,216.90 = 504,698.20/x
  3. Step 3: Cross multiply
    819,626.20x = 1,230,216.90 × 504,698.20
  4. Step 4: Simplify right side
    819,626.20x = 620,888,255,039.58
  5. Step 5: Solve for x
    x = 620,888,255,039.58/819,626.20
  6. Step 6: Final answer
    x = 757,526.12

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Double scale
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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.