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Finding the Fourth Proportional to 672,413.06, 927,906.36 and 366,483.44

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Solution

The fourth proportional to 672,413.06, 927,906.36 and 366,483.44 is: 505,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,413.06 : 927,906.36 = 366,483.44 : x
  2. Step 2: Convert to fraction form
    672,413.06/927,906.36 = 366,483.44/x
  3. Step 3: Cross multiply
    672,413.06x = 927,906.36 × 366,483.44
  4. Step 4: Simplify right side
    672,413.06x = 340,062,314,810.68
  5. Step 5: Solve for x
    x = 340,062,314,810.68/672,413.06
  6. Step 6: Final answer
    x = 505,734.25

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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.