Home / 823,772.84-1,235,845.58-444,685.44

Finding the Fourth Proportional to 823,772.84, 1,235,845.58 and 444,685.44

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Solution

The fourth proportional to 823,772.84, 1,235,845.58 and 444,685.44 is: 667,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,772.84 : 1,235,845.58 = 444,685.44 : x
  2. Step 2: Convert to fraction form
    823,772.84/1,235,845.58 = 444,685.44/x
  3. Step 3: Cross multiply
    823,772.84x = 1,235,845.58 × 444,685.44
  4. Step 4: Simplify right side
    823,772.84x = 549,562,530,446.84
  5. Step 5: Solve for x
    x = 549,562,530,446.84/823,772.84
  6. Step 6: Final answer
    x = 667,128.73

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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.