Home / 1,131,816.33-1,697,685.51-322,205.73

Finding the Fourth Proportional to 1,131,816.33, 1,697,685.51 and 322,205.73

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Solution

The fourth proportional to 1,131,816.33, 1,697,685.51 and 322,205.73 is: 483,297.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,816.33 : 1,697,685.51 = 322,205.73 : x
  2. Step 2: Convert to fraction form
    1,131,816.33/1,697,685.51 = 322,205.73/x
  3. Step 3: Cross multiply
    1,131,816.33x = 1,697,685.51 × 322,205.73
  4. Step 4: Simplify right side
    1,131,816.33x = 547,003,990,571.55
  5. Step 5: Solve for x
    x = 547,003,990,571.55/1,131,816.33
  6. Step 6: Final answer
    x = 483,297.49

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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.