Finding the Third Proportional to 39,436.50 and 84,408
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Solution
The third proportional to 39,436.50 and 84,408 is: 180,662.85
Step by Step Solution
- Step 1: Write the proportion equation
39,436.50 : 84,408 = 84,408 : x - Step 2: Convert to fraction form
39,436.50/84,408 = 84,408/x - Step 3: Cross multiply
39,436.50x = 84,408 × 84,408 - Step 4: Simplify right side
39,436.50x = 7,124,710,464 - Step 5: Solve for x
x = 7,124,710,464/39,436.50 - Step 6: Final answer
x = 180,662.85
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.