Home / 980,433.81-1,352,788.77-572,350.44

Finding the Fourth Proportional to 980,433.81, 1,352,788.77 and 572,350.44

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Solution

The fourth proportional to 980,433.81, 1,352,788.77 and 572,350.44 is: 789,721.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,433.81 : 1,352,788.77 = 572,350.44 : x
  2. Step 2: Convert to fraction form
    980,433.81/1,352,788.77 = 572,350.44/x
  3. Step 3: Cross multiply
    980,433.81x = 1,352,788.77 × 572,350.44
  4. Step 4: Simplify right side
    980,433.81x = 774,269,247,736.56
  5. Step 5: Solve for x
    x = 774,269,247,736.56/980,433.81
  6. Step 6: Final answer
    x = 789,721.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.