Home / 427,400.14-589,804.91-236,413.37

Finding the Fourth Proportional to 427,400.14, 589,804.91 and 236,413.37

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Solution

The fourth proportional to 427,400.14, 589,804.91 and 236,413.37 is: 326,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,400.14 : 589,804.91 = 236,413.37 : x
  2. Step 2: Convert to fraction form
    427,400.14/589,804.91 = 236,413.37/x
  3. Step 3: Cross multiply
    427,400.14x = 589,804.91 × 236,413.37
  4. Step 4: Simplify right side
    427,400.14x = 139,437,765,233.58
  5. Step 5: Solve for x
    x = 139,437,765,233.58/427,400.14
  6. Step 6: Final answer
    x = 326,246.42

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1.5x scale

Why These Related Problems?

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