Finding the Third Proportional to 38,728.13 and 54,536.63
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Solution
The third proportional to 38,728.13 and 54,536.63 is: 76,798.02
Step by Step Solution
- Step 1: Write the proportion equation
38,728.13 : 54,536.63 = 54,536.63 : x - Step 2: Convert to fraction form
38,728.13/54,536.63 = 54,536.63/x - Step 3: Cross multiply
38,728.13x = 54,536.63 × 54,536.63 - Step 4: Simplify right side
38,728.13x = 2,974,243,466.39 - Step 5: Solve for x
x = 2,974,243,466.39/38,728.13 - Step 6: Final answer
x = 76,798.02
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.