Home / 941,295.33-1,298,980.40-511,578.53

Finding the Fourth Proportional to 941,295.33, 1,298,980.40 and 511,578.53

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Solution

The fourth proportional to 941,295.33, 1,298,980.40 and 511,578.53 is: 705,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,295.33 : 1,298,980.40 = 511,578.53 : x
  2. Step 2: Convert to fraction form
    941,295.33/1,298,980.40 = 511,578.53/x
  3. Step 3: Cross multiply
    941,295.33x = 1,298,980.40 × 511,578.53
  4. Step 4: Simplify right side
    941,295.33x = 664,530,486,655.96
  5. Step 5: Solve for x
    x = 664,530,486,655.96/941,295.33
  6. Step 6: Final answer
    x = 705,974.49

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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.