Home / 741,728.80-1,112,593.20-733,855.60

Finding the Fourth Proportional to 741,728.80, 1,112,593.20 and 733,855.60

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Solution

The fourth proportional to 741,728.80, 1,112,593.20 and 733,855.60 is: 1,100,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,728.80 : 1,112,593.20 = 733,855.60 : x
  2. Step 2: Convert to fraction form
    741,728.80/1,112,593.20 = 733,855.60/x
  3. Step 3: Cross multiply
    741,728.80x = 1,112,593.20 × 733,855.60
  4. Step 4: Simplify right side
    741,728.80x = 816,482,750,341.92
  5. Step 5: Solve for x
    x = 816,482,750,341.92/741,728.80
  6. Step 6: Final answer
    x = 1,100,783.40

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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.