Home / 383,413.04-529,060.92-222,245.84

Finding the Fourth Proportional to 383,413.04, 529,060.92 and 222,245.84

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Solution

The fourth proportional to 383,413.04, 529,060.92 and 222,245.84 is: 306,670.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,413.04 : 529,060.92 = 222,245.84 : x
  2. Step 2: Convert to fraction form
    383,413.04/529,060.92 = 222,245.84/x
  3. Step 3: Cross multiply
    383,413.04x = 529,060.92 × 222,245.84
  4. Step 4: Simplify right side
    383,413.04x = 117,581,588,576.57
  5. Step 5: Solve for x
    x = 117,581,588,576.57/383,413.04
  6. Step 6: Final answer
    x = 306,670.81

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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.