Home / 436,519.54-654,559.19-132,855.44

Finding the Fourth Proportional to 436,519.54, 654,559.19 and 132,855.44

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Solution

The fourth proportional to 436,519.54, 654,559.19 and 132,855.44 is: 199,216.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,519.54 : 654,559.19 = 132,855.44 : x
  2. Step 2: Convert to fraction form
    436,519.54/654,559.19 = 132,855.44/x
  3. Step 3: Cross multiply
    436,519.54x = 654,559.19 × 132,855.44
  4. Step 4: Simplify right side
    436,519.54x = 86,961,749,193.49
  5. Step 5: Solve for x
    x = 86,961,749,193.49/436,519.54
  6. Step 6: Final answer
    x = 199,216.17

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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.