Home / 634,918.77-952,319.83-214,198.29

Finding the Fourth Proportional to 634,918.77, 952,319.83 and 214,198.29

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Solution

The fourth proportional to 634,918.77, 952,319.83 and 214,198.29 is: 321,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,918.77 : 952,319.83 = 214,198.29 : x
  2. Step 2: Convert to fraction form
    634,918.77/952,319.83 = 214,198.29/x
  3. Step 3: Cross multiply
    634,918.77x = 952,319.83 × 214,198.29
  4. Step 4: Simplify right side
    634,918.77x = 203,985,279,119.09
  5. Step 5: Solve for x
    x = 203,985,279,119.09/634,918.77
  6. Step 6: Final answer
    x = 321,277.76

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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.