Home / 263,930.20-395,636.10-235,936.60

Finding the Fourth Proportional to 263,930.20, 395,636.10 and 235,936.60

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Solution

The fourth proportional to 263,930.20, 395,636.10 and 235,936.60 is: 353,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,930.20 : 395,636.10 = 235,936.60 : x
  2. Step 2: Convert to fraction form
    263,930.20/395,636.10 = 235,936.60/x
  3. Step 3: Cross multiply
    263,930.20x = 395,636.10 × 235,936.60
  4. Step 4: Simplify right side
    263,930.20x = 93,345,036,271.26
  5. Step 5: Solve for x
    x = 93,345,036,271.26/263,930.20
  6. Step 6: Final answer
    x = 353,673.19

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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.