Finding the Fourth Proportional to 5,451,559.38, 7,523,201.70 and 3,004,258.23
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Solution
The fourth proportional to 5,451,559.38, 7,523,201.70 and 3,004,258.23 is: 4,145,903.78
Step by Step Solution
- Step 1: Write the proportion equation
5,451,559.38 : 7,523,201.70 = 3,004,258.23 : x - Step 2: Convert to fraction form
5,451,559.38/7,523,201.70 = 3,004,258.23/x - Step 3: Cross multiply
5,451,559.38x = 7,523,201.70 × 3,004,258.23 - Step 4: Simplify right side
5,451,559.38x = 22,601,640,623,174.99 - Step 5: Solve for x
x = 22,601,640,623,174.99/5,451,559.38 - Step 6: Final answer
x = 4,145,903.78
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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.