Finding the Third Proportional to 5,545.13 and 7,840.13
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Solution
The third proportional to 5,545.13 and 7,840.13 is: 11,084.97
Step by Step Solution
- Step 1: Write the proportion equation
5,545.13 : 7,840.13 = 7,840.13 : x - Step 2: Convert to fraction form
5,545.13/7,840.13 = 7,840.13/x - Step 3: Cross multiply
5,545.13x = 7,840.13 × 7,840.13 - Step 4: Simplify right side
5,545.13x = 61,467,560.02 - Step 5: Solve for x
x = 61,467,560.02/5,545.13 - Step 6: Final answer
x = 11,084.97
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.