Finding the Third Proportional to 3,792.75 and 4,125.75
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Solution
The third proportional to 3,792.75 and 4,125.75 is: 4,487.99
Step by Step Solution
- Step 1: Write the proportion equation
3,792.75 : 4,125.75 = 4,125.75 : x - Step 2: Convert to fraction form
3,792.75/4,125.75 = 4,125.75/x - Step 3: Cross multiply
3,792.75x = 4,125.75 × 4,125.75 - Step 4: Simplify right side
3,792.75x = 17,021,813.06 - Step 5: Solve for x
x = 17,021,813.06/3,792.75 - Step 6: Final answer
x = 4,487.99
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These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.