Home / 644,290.47-966,304.49-244,791.18

Finding the Fourth Proportional to 644,290.47, 966,304.49 and 244,791.18

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Solution

The fourth proportional to 644,290.47, 966,304.49 and 244,791.18 is: 367,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,290.47 : 966,304.49 = 244,791.18 : x
  2. Step 2: Convert to fraction form
    644,290.47/966,304.49 = 244,791.18/x
  3. Step 3: Cross multiply
    644,290.47x = 966,304.49 × 244,791.18
  4. Step 4: Simplify right side
    644,290.47x = 236,542,815,122.44
  5. Step 5: Solve for x
    x = 236,542,815,122.44/644,290.47
  6. Step 6: Final answer
    x = 367,136.91

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Why These Related Problems?

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