Finding the Fourth Proportional to 742,844.40, 1,114,902.81 and 737,252.97
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Solution
The fourth proportional to 742,844.40, 1,114,902.81 and 737,252.97 is: 1,106,510.88
Step by Step Solution
- Step 1: Write the proportion equation
742,844.40 : 1,114,902.81 = 737,252.97 : x - Step 2: Convert to fraction form
742,844.40/1,114,902.81 = 737,252.97/x - Step 3: Cross multiply
742,844.40x = 1,114,902.81 × 737,252.97 - Step 4: Simplify right side
742,844.40x = 821,965,407,933.85 - Step 5: Solve for x
x = 821,965,407,933.85/742,844.40 - Step 6: Final answer
x = 1,106,510.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.