Home / 880,452.80-1,320,679.20-827,964.80

Finding the Fourth Proportional to 880,452.80, 1,320,679.20 and 827,964.80

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Solution

The fourth proportional to 880,452.80, 1,320,679.20 and 827,964.80 is: 1,241,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,452.80 : 1,320,679.20 = 827,964.80 : x
  2. Step 2: Convert to fraction form
    880,452.80/1,320,679.20 = 827,964.80/x
  3. Step 3: Cross multiply
    880,452.80x = 1,320,679.20 × 827,964.80
  4. Step 4: Simplify right side
    880,452.80x = 1,093,475,889,692.16
  5. Step 5: Solve for x
    x = 1,093,475,889,692.16/880,452.80
  6. Step 6: Final answer
    x = 1,241,947.20

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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.