Home / 682,617.60-1,022,620.80-366,969.60

Finding the Fourth Proportional to 682,617.60, 1,022,620.80 and 366,969.60

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Solution

The fourth proportional to 682,617.60, 1,022,620.80 and 366,969.60 is: 549,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,617.60 : 1,022,620.80 = 366,969.60 : x
  2. Step 2: Convert to fraction form
    682,617.60/1,022,620.80 = 366,969.60/x
  3. Step 3: Cross multiply
    682,617.60x = 1,022,620.80 × 366,969.60
  4. Step 4: Simplify right side
    682,617.60x = 375,270,745,927.68
  5. Step 5: Solve for x
    x = 375,270,745,927.68/682,617.60
  6. Step 6: Final answer
    x = 549,752.52

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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.