Home / 626,022.28-939,107.94-199,408.33

Finding the Fourth Proportional to 626,022.28, 939,107.94 and 199,408.33

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Solution

The fourth proportional to 626,022.28, 939,107.94 and 199,408.33 is: 299,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,022.28 : 939,107.94 = 199,408.33 : x
  2. Step 2: Convert to fraction form
    626,022.28/939,107.94 = 199,408.33/x
  3. Step 3: Cross multiply
    626,022.28x = 939,107.94 × 199,408.33
  4. Step 4: Simplify right side
    626,022.28x = 187,265,946,005.14
  5. Step 5: Solve for x
    x = 187,265,946,005.14/626,022.28
  6. Step 6: Final answer
    x = 299,136.23

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1.5x scale

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.