Home / 848,189.67-1,170,469.60-485,647.44

Finding the Fourth Proportional to 848,189.67, 1,170,469.60 and 485,647.44

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Solution

The fourth proportional to 848,189.67, 1,170,469.60 and 485,647.44 is: 670,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,189.67 : 1,170,469.60 = 485,647.44 : x
  2. Step 2: Convert to fraction form
    848,189.67/1,170,469.60 = 485,647.44/x
  3. Step 3: Cross multiply
    848,189.67x = 1,170,469.60 × 485,647.44
  4. Step 4: Simplify right side
    848,189.67x = 568,435,564,837.82
  5. Step 5: Solve for x
    x = 568,435,564,837.82/848,189.67
  6. Step 6: Final answer
    x = 670,175.06

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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.