Home / 779,645.22-1,169,934.39-336,413.22

Finding the Fourth Proportional to 779,645.22, 1,169,934.39 and 336,413.22

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Solution

The fourth proportional to 779,645.22, 1,169,934.39 and 336,413.22 is: 504,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,645.22 : 1,169,934.39 = 336,413.22 : x
  2. Step 2: Convert to fraction form
    779,645.22/1,169,934.39 = 336,413.22/x
  3. Step 3: Cross multiply
    779,645.22x = 1,169,934.39 × 336,413.22
  4. Step 4: Simplify right side
    779,645.22x = 393,581,395,328.64
  5. Step 5: Solve for x
    x = 393,581,395,328.64/779,645.22
  6. Step 6: Final answer
    x = 504,821.15

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