Home / 682,181.96-941,780.20-410,310.55

Finding the Fourth Proportional to 682,181.96, 941,780.20 and 410,310.55

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Solution

The fourth proportional to 682,181.96, 941,780.20 and 410,310.55 is: 566,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,181.96 : 941,780.20 = 410,310.55 : x
  2. Step 2: Convert to fraction form
    682,181.96/941,780.20 = 410,310.55/x
  3. Step 3: Cross multiply
    682,181.96x = 941,780.20 × 410,310.55
  4. Step 4: Simplify right side
    682,181.96x = 386,422,351,841.11
  5. Step 5: Solve for x
    x = 386,422,351,841.11/682,181.96
  6. Step 6: Final answer
    x = 566,450.56

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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.