Finding the Third Proportional to 289,497.75 and 637,893.75
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Solution
The third proportional to 289,497.75 and 637,893.75 is: 1,405,566.84
Step by Step Solution
- Step 1: Write the proportion equation
289,497.75 : 637,893.75 = 637,893.75 : x - Step 2: Convert to fraction form
289,497.75/637,893.75 = 637,893.75/x - Step 3: Cross multiply
289,497.75x = 637,893.75 × 637,893.75 - Step 4: Simplify right side
289,497.75x = 406,908,436,289.06 - Step 5: Solve for x
x = 406,908,436,289.06/289,497.75 - Step 6: Final answer
x = 1,405,566.84
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.