Finding the Third Proportional to 489,051 and 1,036,980
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Solution
The third proportional to 489,051 and 1,036,980 is: 2,198,804.46
Step by Step Solution
- Step 1: Write the proportion equation
489,051 : 1,036,980 = 1,036,980 : x - Step 2: Convert to fraction form
489,051/1,036,980 = 1,036,980/x - Step 3: Cross multiply
489,051x = 1,036,980 × 1,036,980 - Step 4: Simplify right side
489,051x = 1,075,327,520,400 - Step 5: Solve for x
x = 1,075,327,520,400/489,051 - Step 6: Final answer
x = 2,198,804.46
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.