Home / 941,081.07-1,298,689.44-511,361.24

Finding the Fourth Proportional to 941,081.07, 1,298,689.44 and 511,361.24

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Solution

The fourth proportional to 941,081.07, 1,298,689.44 and 511,361.24 is: 705,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,081.07 : 1,298,689.44 = 511,361.24 : x
  2. Step 2: Convert to fraction form
    941,081.07/1,298,689.44 = 511,361.24/x
  3. Step 3: Cross multiply
    941,081.07x = 1,298,689.44 × 511,361.24
  4. Step 4: Simplify right side
    941,081.07x = 664,099,442,413.31
  5. Step 5: Solve for x
    x = 664,099,442,413.31/941,081.07
  6. Step 6: Final answer
    x = 705,677.19

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Double scale
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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.