Home / 786,912.04-1,085,692.44-464,736.16

Finding the Fourth Proportional to 786,912.04, 1,085,692.44 and 464,736.16

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Solution

The fourth proportional to 786,912.04, 1,085,692.44 and 464,736.16 is: 641,190.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,912.04 : 1,085,692.44 = 464,736.16 : x
  2. Step 2: Convert to fraction form
    786,912.04/1,085,692.44 = 464,736.16/x
  3. Step 3: Cross multiply
    786,912.04x = 1,085,692.44 × 464,736.16
  4. Step 4: Simplify right side
    786,912.04x = 504,560,535,506.63
  5. Step 5: Solve for x
    x = 504,560,535,506.63/786,912.04
  6. Step 6: Final answer
    x = 641,190.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.