Home / 941,297.14-1,298,998.65-511,578.37

Finding the Fourth Proportional to 941,297.14, 1,298,998.65 and 511,578.37

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Solution

The fourth proportional to 941,297.14, 1,298,998.65 and 511,578.37 is: 705,982.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,297.14 : 1,298,998.65 = 511,578.37 : x
  2. Step 2: Convert to fraction form
    941,297.14/1,298,998.65 = 511,578.37/x
  3. Step 3: Cross multiply
    941,297.14x = 1,298,998.65 × 511,578.37
  4. Step 4: Simplify right side
    941,297.14x = 664,539,611,999.20
  5. Step 5: Solve for x
    x = 664,539,611,999.20/941,297.14
  6. Step 6: Final answer
    x = 705,982.82

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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.