Home / 766,413.37-1,057,599.41-444,065.97

Finding the Fourth Proportional to 766,413.37, 1,057,599.41 and 444,065.97

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Solution

The fourth proportional to 766,413.37, 1,057,599.41 and 444,065.97 is: 612,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,413.37 : 1,057,599.41 = 444,065.97 : x
  2. Step 2: Convert to fraction form
    766,413.37/1,057,599.41 = 444,065.97/x
  3. Step 3: Cross multiply
    766,413.37x = 1,057,599.41 × 444,065.97
  4. Step 4: Simplify right side
    766,413.37x = 469,643,905,652.75
  5. Step 5: Solve for x
    x = 469,643,905,652.75/766,413.37
  6. Step 6: Final answer
    x = 612,781.46

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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.