Finding the Third Proportional to 490,836 and 1,059,000
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Solution
The third proportional to 490,836 and 1,059,000 is: 2,284,838.52
Step by Step Solution
- Step 1: Write the proportion equation
490,836 : 1,059,000 = 1,059,000 : x - Step 2: Convert to fraction form
490,836/1,059,000 = 1,059,000/x - Step 3: Cross multiply
490,836x = 1,059,000 × 1,059,000 - Step 4: Simplify right side
490,836x = 1,121,481,000,000 - Step 5: Solve for x
x = 1,121,481,000,000/490,836 - Step 6: Final answer
x = 2,284,838.52
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.