Home / 325,581.06-488,451.50-262,968.60

Finding the Fourth Proportional to 325,581.06, 488,451.50 and 262,968.60

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Solution

The fourth proportional to 325,581.06, 488,451.50 and 262,968.60 is: 394,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,581.06 : 488,451.50 = 262,968.60 : x
  2. Step 2: Convert to fraction form
    325,581.06/488,451.50 = 262,968.60/x
  3. Step 3: Cross multiply
    325,581.06x = 488,451.50 × 262,968.60
  4. Step 4: Simplify right side
    325,581.06x = 128,447,407,122.90
  5. Step 5: Solve for x
    x = 128,447,407,122.90/325,581.06
  6. Step 6: Final answer
    x = 394,517.44

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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.