Finding the Third Proportional to 3,912,834.09 and 5,406,798.09
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Solution
The third proportional to 3,912,834.09 and 5,406,798.09 is: 7,471,174.33
Step by Step Solution
- Step 1: Write the proportion equation
3,912,834.09 : 5,406,798.09 = 5,406,798.09 : x - Step 2: Convert to fraction form
3,912,834.09/5,406,798.09 = 5,406,798.09/x - Step 3: Cross multiply
3,912,834.09x = 5,406,798.09 × 5,406,798.09 - Step 4: Simplify right side
3,912,834.09x = 29,233,465,626,578.63 - Step 5: Solve for x
x = 29,233,465,626,578.63/3,912,834.09 - Step 6: Final answer
x = 7,471,174.33
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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.