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Finding the Fourth Proportional to 591,608.83, 887,413.26 and 540,287.23

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Solution

The fourth proportional to 591,608.83, 887,413.26 and 540,287.23 is: 810,430.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,608.83 : 887,413.26 = 540,287.23 : x
  2. Step 2: Convert to fraction form
    591,608.83/887,413.26 = 540,287.23/x
  3. Step 3: Cross multiply
    591,608.83x = 887,413.26 × 540,287.23
  4. Step 4: Simplify right side
    591,608.83x = 479,458,052,110.67
  5. Step 5: Solve for x
    x = 479,458,052,110.67/591,608.83
  6. Step 6: Final answer
    x = 810,430.86

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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.