Home / 355,116.20-532,674.30-222,405.80

Finding the Fourth Proportional to 355,116.20, 532,674.30 and 222,405.80

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Solution

The fourth proportional to 355,116.20, 532,674.30 and 222,405.80 is: 333,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,116.20 : 532,674.30 = 222,405.80 : x
  2. Step 2: Convert to fraction form
    355,116.20/532,674.30 = 222,405.80/x
  3. Step 3: Cross multiply
    355,116.20x = 532,674.30 × 222,405.80
  4. Step 4: Simplify right side
    355,116.20x = 118,469,853,830.94
  5. Step 5: Solve for x
    x = 118,469,853,830.94/355,116.20
  6. Step 6: Final answer
    x = 333,608.70

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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.