Finding the Third Proportional to 15,450.75 and 33,909.75
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Solution
The third proportional to 15,450.75 and 33,909.75 is: 74,421.70
Step by Step Solution
- Step 1: Write the proportion equation
15,450.75 : 33,909.75 = 33,909.75 : x - Step 2: Convert to fraction form
15,450.75/33,909.75 = 33,909.75/x - Step 3: Cross multiply
15,450.75x = 33,909.75 × 33,909.75 - Step 4: Simplify right side
15,450.75x = 1,149,871,145.06 - Step 5: Solve for x
x = 1,149,871,145.06/15,450.75 - Step 6: Final answer
x = 74,421.70
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.