Home / 1,012,692.44-1,519,786.29-480,215.26

Finding the Fourth Proportional to 1,012,692.44, 1,519,786.29 and 480,215.26

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Solution

The fourth proportional to 1,012,692.44, 1,519,786.29 and 480,215.26 is: 720,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,692.44 : 1,519,786.29 = 480,215.26 : x
  2. Step 2: Convert to fraction form
    1,012,692.44/1,519,786.29 = 480,215.26/x
  3. Step 3: Cross multiply
    1,012,692.44x = 1,519,786.29 × 480,215.26
  4. Step 4: Simplify right side
    1,012,692.44x = 729,824,568,396.79
  5. Step 5: Solve for x
    x = 729,824,568,396.79/1,012,692.44
  6. Step 6: Final answer
    x = 720,677.41

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Double scale
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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.