Home / 764,104.80-1,054,418.40-424,561.44

Finding the Fourth Proportional to 764,104.80, 1,054,418.40 and 424,561.44

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Solution

The fourth proportional to 764,104.80, 1,054,418.40 and 424,561.44 is: 585,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,104.80 : 1,054,418.40 = 424,561.44 : x
  2. Step 2: Convert to fraction form
    764,104.80/1,054,418.40 = 424,561.44/x
  3. Step 3: Cross multiply
    764,104.80x = 1,054,418.40 × 424,561.44
  4. Step 4: Simplify right side
    764,104.80x = 447,665,394,266.50
  5. Step 5: Solve for x
    x = 447,665,394,266.50/764,104.80
  6. Step 6: Final answer
    x = 585,869.10

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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.