Finding the Third Proportional to 1,107,988.88 and 2,381,496.19
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Solution
The third proportional to 1,107,988.88 and 2,381,496.19 is: 5,118,755.45
Step by Step Solution
- Step 1: Write the proportion equation
1,107,988.88 : 2,381,496.19 = 2,381,496.19 : x - Step 2: Convert to fraction form
1,107,988.88/2,381,496.19 = 2,381,496.19/x - Step 3: Cross multiply
1,107,988.88x = 2,381,496.19 × 2,381,496.19 - Step 4: Simplify right side
1,107,988.88x = 5,671,524,091,077.04 - Step 5: Solve for x
x = 5,671,524,091,077.04/1,107,988.88 - Step 6: Final answer
x = 5,118,755.45
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.