Home / 626,136.44-939,357.52-199,672.27

Finding the Fourth Proportional to 626,136.44, 939,357.52 and 199,672.27

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Solution

The fourth proportional to 626,136.44, 939,357.52 and 199,672.27 is: 299,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,136.44 : 939,357.52 = 199,672.27 : x
  2. Step 2: Convert to fraction form
    626,136.44/939,357.52 = 199,672.27/x
  3. Step 3: Cross multiply
    626,136.44x = 939,357.52 × 199,672.27
  4. Step 4: Simplify right side
    626,136.44x = 187,563,648,359.97
  5. Step 5: Solve for x
    x = 187,563,648,359.97/626,136.44
  6. Step 6: Final answer
    x = 299,557.15

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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.