Home / 677,723.75-1,016,592.91-204,413.21

Finding the Fourth Proportional to 677,723.75, 1,016,592.91 and 204,413.21

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Solution

The fourth proportional to 677,723.75, 1,016,592.91 and 204,413.21 is: 306,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,723.75 : 1,016,592.91 = 204,413.21 : x
  2. Step 2: Convert to fraction form
    677,723.75/1,016,592.91 = 204,413.21/x
  3. Step 3: Cross multiply
    677,723.75x = 1,016,592.91 × 204,413.21
  4. Step 4: Simplify right side
    677,723.75x = 207,805,019,996.34
  5. Step 5: Solve for x
    x = 207,805,019,996.34/677,723.75
  6. Step 6: Final answer
    x = 306,622.01

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1.5x scale

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.