Home / 298,788.24-412,324.02-162,828.12

Finding the Fourth Proportional to 298,788.24, 412,324.02 and 162,828.12

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Solution

The fourth proportional to 298,788.24, 412,324.02 and 162,828.12 is: 224,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,788.24 : 412,324.02 = 162,828.12 : x
  2. Step 2: Convert to fraction form
    298,788.24/412,324.02 = 162,828.12/x
  3. Step 3: Cross multiply
    298,788.24x = 412,324.02 × 162,828.12
  4. Step 4: Simplify right side
    298,788.24x = 67,137,945,007.44
  5. Step 5: Solve for x
    x = 67,137,945,007.44/298,788.24
  6. Step 6: Final answer
    x = 224,700.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.