Home / 816,190.80-1,224,286.20-733,522.20

Finding the Fourth Proportional to 816,190.80, 1,224,286.20 and 733,522.20

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Solution

The fourth proportional to 816,190.80, 1,224,286.20 and 733,522.20 is: 1,100,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,190.80 : 1,224,286.20 = 733,522.20 : x
  2. Step 2: Convert to fraction form
    816,190.80/1,224,286.20 = 733,522.20/x
  3. Step 3: Cross multiply
    816,190.80x = 1,224,286.20 × 733,522.20
  4. Step 4: Simplify right side
    816,190.80x = 898,041,106,853.64
  5. Step 5: Solve for x
    x = 898,041,106,853.64/816,190.80
  6. Step 6: Final answer
    x = 1,100,283.30

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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.