Home / 734,413.56-1,101,731.31-260,986.38

Finding the Fourth Proportional to 734,413.56, 1,101,731.31 and 260,986.38

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Solution

The fourth proportional to 734,413.56, 1,101,731.31 and 260,986.38 is: 391,519.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,413.56 : 1,101,731.31 = 260,986.38 : x
  2. Step 2: Convert to fraction form
    734,413.56/1,101,731.31 = 260,986.38/x
  3. Step 3: Cross multiply
    734,413.56x = 1,101,731.31 × 260,986.38
  4. Step 4: Simplify right side
    734,413.56x = 287,536,866,329.56
  5. Step 5: Solve for x
    x = 287,536,866,329.56/734,413.56
  6. Step 6: Final answer
    x = 391,519.01

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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.