Home / 766,241.67-1,057,413.43-444,138.60

Finding the Fourth Proportional to 766,241.67, 1,057,413.43 and 444,138.60

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Solution

The fourth proportional to 766,241.67, 1,057,413.43 and 444,138.60 is: 612,911.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,241.67 : 1,057,413.43 = 444,138.60 : x
  2. Step 2: Convert to fraction form
    766,241.67/1,057,413.43 = 444,138.60/x
  3. Step 3: Cross multiply
    766,241.67x = 1,057,413.43 × 444,138.60
  4. Step 4: Simplify right side
    766,241.67x = 469,638,124,941.87
  5. Step 5: Solve for x
    x = 469,638,124,941.87/766,241.67
  6. Step 6: Final answer
    x = 612,911.23

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Double scale
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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.