Finding the Fourth Proportional to 5,277,195.26, 7,282,543.49 and 2,862,747.26
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Solution
The fourth proportional to 5,277,195.26, 7,282,543.49 and 2,862,747.26 is: 3,950,598.83
Step by Step Solution
- Step 1: Write the proportion equation
5,277,195.26 : 7,282,543.49 = 2,862,747.26 : x - Step 2: Convert to fraction form
5,277,195.26/7,282,543.49 = 2,862,747.26/x - Step 3: Cross multiply
5,277,195.26x = 7,282,543.49 × 2,862,747.26 - Step 4: Simplify right side
5,277,195.26x = 20,848,081,421,828.34 - Step 5: Solve for x
x = 20,848,081,421,828.34/5,277,195.26 - Step 6: Final answer
x = 3,950,598.83
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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.