Finding the Third Proportional to 401,148 and 874,242
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Solution
The third proportional to 401,148 and 874,242 is: 1,905,279.53
Step by Step Solution
- Step 1: Write the proportion equation
401,148 : 874,242 = 874,242 : x - Step 2: Convert to fraction form
401,148/874,242 = 874,242/x - Step 3: Cross multiply
401,148x = 874,242 × 874,242 - Step 4: Simplify right side
401,148x = 764,299,074,564 - Step 5: Solve for x
x = 764,299,074,564/401,148 - Step 6: Final answer
x = 1,905,279.53
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.