Finding the Third Proportional to 1,118,837.81 and 1,720,731.09
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Solution
The third proportional to 1,118,837.81 and 1,720,731.09 is: 2,646,420.66
Step by Step Solution
- Step 1: Write the proportion equation
1,118,837.81 : 1,720,731.09 = 1,720,731.09 : x - Step 2: Convert to fraction form
1,118,837.81/1,720,731.09 = 1,720,731.09/x - Step 3: Cross multiply
1,118,837.81x = 1,720,731.09 × 1,720,731.09 - Step 4: Simplify right side
1,118,837.81x = 2,960,915,496,998.07 - Step 5: Solve for x
x = 2,960,915,496,998.07/1,118,837.81 - Step 6: Final answer
x = 2,646,420.66
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.