Home / 941,290.11-1,298,990.39-511,570.26

Finding the Fourth Proportional to 941,290.11, 1,298,990.39 and 511,570.26

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Solution

The fourth proportional to 941,290.11, 1,298,990.39 and 511,570.26 is: 705,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,290.11 : 1,298,990.39 = 511,570.26 : x
  2. Step 2: Convert to fraction form
    941,290.11/1,298,990.39 = 511,570.26/x
  3. Step 3: Cross multiply
    941,290.11x = 1,298,990.39 × 511,570.26
  4. Step 4: Simplify right side
    941,290.11x = 664,524,851,549.80
  5. Step 5: Solve for x
    x = 664,524,851,549.80/941,290.11
  6. Step 6: Final answer
    x = 705,972.41

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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.