Finding the Fourth Proportional to 6,354,220.05, 8,768,912.49 and 3,453,610.05
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Solution
The fourth proportional to 6,354,220.05, 8,768,912.49 and 3,453,610.05 is: 4,766,030.14
Step by Step Solution
- Step 1: Write the proportion equation
6,354,220.05 : 8,768,912.49 = 3,453,610.05 : x - Step 2: Convert to fraction form
6,354,220.05/8,768,912.49 = 3,453,610.05/x - Step 3: Cross multiply
6,354,220.05x = 8,768,912.49 × 3,453,610.05 - Step 4: Simplify right side
6,354,220.05x = 30,284,404,303,034.52 - Step 5: Solve for x
x = 30,284,404,303,034.52/6,354,220.05 - Step 6: Final answer
x = 4,766,030.14
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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.