Home / 734,550.20-1,101,825.30-419,622.20

Finding the Fourth Proportional to 734,550.20, 1,101,825.30 and 419,622.20

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Solution

The fourth proportional to 734,550.20, 1,101,825.30 and 419,622.20 is: 629,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,550.20 : 1,101,825.30 = 419,622.20 : x
  2. Step 2: Convert to fraction form
    734,550.20/1,101,825.30 = 419,622.20/x
  3. Step 3: Cross multiply
    734,550.20x = 1,101,825.30 × 419,622.20
  4. Step 4: Simplify right side
    734,550.20x = 462,350,356,401.66
  5. Step 5: Solve for x
    x = 462,350,356,401.66/734,550.20
  6. Step 6: Final answer
    x = 629,433.30

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Double scale
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Similar ratio
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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.