Home / 646,723.20-970,522.20-362,413.20

Finding the Fourth Proportional to 646,723.20, 970,522.20 and 362,413.20

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Solution

The fourth proportional to 646,723.20, 970,522.20 and 362,413.20 is: 543,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,723.20 : 970,522.20 = 362,413.20 : x
  2. Step 2: Convert to fraction form
    646,723.20/970,522.20 = 362,413.20/x
  3. Step 3: Cross multiply
    646,723.20x = 970,522.20 × 362,413.20
  4. Step 4: Simplify right side
    646,723.20x = 351,730,056,173.04
  5. Step 5: Solve for x
    x = 351,730,056,173.04/646,723.20
  6. Step 6: Final answer
    x = 543,864.91

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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.