Home / 839,413.64-1,259,300.37-270,827.12

Finding the Fourth Proportional to 839,413.64, 1,259,300.37 and 270,827.12

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Solution

The fourth proportional to 839,413.64, 1,259,300.37 and 270,827.12 is: 406,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,413.64 : 1,259,300.37 = 270,827.12 : x
  2. Step 2: Convert to fraction form
    839,413.64/1,259,300.37 = 270,827.12/x
  3. Step 3: Cross multiply
    839,413.64x = 1,259,300.37 × 270,827.12
  4. Step 4: Simplify right side
    839,413.64x = 341,052,692,422.03
  5. Step 5: Solve for x
    x = 341,052,692,422.03/839,413.64
  6. Step 6: Final answer
    x = 406,298.73

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Double scale
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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.