Finding the Third Proportional to 403,784 and 874,444
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Solution
The third proportional to 403,784 and 874,444 is: 1,893,716.22
Step by Step Solution
- Step 1: Write the proportion equation
403,784 : 874,444 = 874,444 : x - Step 2: Convert to fraction form
403,784/874,444 = 874,444/x - Step 3: Cross multiply
403,784x = 874,444 × 874,444 - Step 4: Simplify right side
403,784x = 764,652,309,136 - Step 5: Solve for x
x = 764,652,309,136/403,784 - Step 6: Final answer
x = 1,893,716.22
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.