Home / 733,817.40-1,099,413.90-628,841.40

Finding the Fourth Proportional to 733,817.40, 1,099,413.90 and 628,841.40

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Solution

The fourth proportional to 733,817.40, 1,099,413.90 and 628,841.40 is: 942,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,817.40 : 1,099,413.90 = 628,841.40 : x
  2. Step 2: Convert to fraction form
    733,817.40/1,099,413.90 = 628,841.40/x
  3. Step 3: Cross multiply
    733,817.40x = 1,099,413.90 × 628,841.40
  4. Step 4: Simplify right side
    733,817.40x = 691,356,976,055.46
  5. Step 5: Solve for x
    x = 691,356,976,055.46/733,817.40
  6. Step 6: Final answer
    x = 942,137.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.