Home / 635,198.39-952,596.80-208,664.13

Finding the Fourth Proportional to 635,198.39, 952,596.80 and 208,664.13

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Solution

The fourth proportional to 635,198.39, 952,596.80 and 208,664.13 is: 312,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,198.39 : 952,596.80 = 208,664.13 : x
  2. Step 2: Convert to fraction form
    635,198.39/952,596.80 = 208,664.13/x
  3. Step 3: Cross multiply
    635,198.39x = 952,596.80 × 208,664.13
  4. Step 4: Simplify right side
    635,198.39x = 198,772,781,991.12
  5. Step 5: Solve for x
    x = 198,772,781,991.12/635,198.39
  6. Step 6: Final answer
    x = 312,930.24

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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.