Home / 848,589.60-1,272,855.60-217,509.60

Finding the Fourth Proportional to 848,589.60, 1,272,855.60 and 217,509.60

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Solution

The fourth proportional to 848,589.60, 1,272,855.60 and 217,509.60 is: 326,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,589.60 : 1,272,855.60 = 217,509.60 : x
  2. Step 2: Convert to fraction form
    848,589.60/1,272,855.60 = 217,509.60/x
  3. Step 3: Cross multiply
    848,589.60x = 1,272,855.60 × 217,509.60
  4. Step 4: Simplify right side
    848,589.60x = 276,858,312,413.76
  5. Step 5: Solve for x
    x = 276,858,312,413.76/848,589.60
  6. Step 6: Final answer
    x = 326,257.02

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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.