Finding the Third Proportional to 492,816 and 1,008,960
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Solution
The third proportional to 492,816 and 1,008,960 is: 2,065,680.26
Step by Step Solution
- Step 1: Write the proportion equation
492,816 : 1,008,960 = 1,008,960 : x - Step 2: Convert to fraction form
492,816/1,008,960 = 1,008,960/x - Step 3: Cross multiply
492,816x = 1,008,960 × 1,008,960 - Step 4: Simplify right side
492,816x = 1,018,000,281,600 - Step 5: Solve for x
x = 1,018,000,281,600/492,816 - Step 6: Final answer
x = 2,065,680.26
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.