Home / 893,504.20-1,233,035.83-485,607.04

Finding the Fourth Proportional to 893,504.20, 1,233,035.83 and 485,607.04

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Solution

The fourth proportional to 893,504.20, 1,233,035.83 and 485,607.04 is: 670,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,504.20 : 1,233,035.83 = 485,607.04 : x
  2. Step 2: Convert to fraction form
    893,504.20/1,233,035.83 = 485,607.04/x
  3. Step 3: Cross multiply
    893,504.20x = 1,233,035.83 × 485,607.04
  4. Step 4: Simplify right side
    893,504.20x = 598,770,879,620.24
  5. Step 5: Solve for x
    x = 598,770,879,620.24/893,504.20
  6. Step 6: Final answer
    x = 670,137.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.