Finding the Third Proportional to 31,476 and 43,326
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Solution
The third proportional to 31,476 and 43,326 is: 59,637.26
Step by Step Solution
- Step 1: Write the proportion equation
31,476 : 43,326 = 43,326 : x - Step 2: Convert to fraction form
31,476/43,326 = 43,326/x - Step 3: Cross multiply
31,476x = 43,326 × 43,326 - Step 4: Simplify right side
31,476x = 1,877,142,276 - Step 5: Solve for x
x = 1,877,142,276/31,476 - Step 6: Final answer
x = 59,637.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.