Finding the Fourth Proportional to 1,278,535.89, 1,764,375.91 and 705,571.97
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Solution
The fourth proportional to 1,278,535.89, 1,764,375.91 and 705,571.97 is: 973,687.32
Step by Step Solution
- Step 1: Write the proportion equation
1,278,535.89 : 1,764,375.91 = 705,571.97 : x - Step 2: Convert to fraction form
1,278,535.89/1,764,375.91 = 705,571.97/x - Step 3: Cross multiply
1,278,535.89x = 1,764,375.91 × 705,571.97 - Step 4: Simplify right side
1,278,535.89x = 1,244,894,186,639.24 - Step 5: Solve for x
x = 1,244,894,186,639.24/1,278,535.89 - Step 6: Final answer
x = 973,687.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.