Home / 695,775.60-1,043,760.60-296,413.20

Finding the Fourth Proportional to 695,775.60, 1,043,760.60 and 296,413.20

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Solution

The fourth proportional to 695,775.60, 1,043,760.60 and 296,413.20 is: 444,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,775.60 : 1,043,760.60 = 296,413.20 : x
  2. Step 2: Convert to fraction form
    695,775.60/1,043,760.60 = 296,413.20/x
  3. Step 3: Cross multiply
    695,775.60x = 1,043,760.60 × 296,413.20
  4. Step 4: Simplify right side
    695,775.60x = 309,384,419,479.92
  5. Step 5: Solve for x
    x = 309,384,419,479.92/695,775.60
  6. Step 6: Final answer
    x = 444,661.21

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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.