Finding the Third Proportional to 12,331.13 and 14,415.75
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Solution
The third proportional to 12,331.13 and 14,415.75 is: 16,852.79
Step by Step Solution
- Step 1: Write the proportion equation
12,331.13 : 14,415.75 = 14,415.75 : x - Step 2: Convert to fraction form
12,331.13/14,415.75 = 14,415.75/x - Step 3: Cross multiply
12,331.13x = 14,415.75 × 14,415.75 - Step 4: Simplify right side
12,331.13x = 207,813,848.06 - Step 5: Solve for x
x = 207,813,848.06/12,331.13 - Step 6: Final answer
x = 16,852.79
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Why These Related Problems?
These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.