Finding the Third Proportional to 265,431,916.13 and 412,122,804.75
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Solution
The third proportional to 265,431,916.13 and 412,122,804.75 is: 639,882,379.91
Step by Step Solution
- Step 1: Write the proportion equation
265,431,916.13 : 412,122,804.75 = 412,122,804.75 : x - Step 2: Convert to fraction form
265,431,916.13/412,122,804.75 = 412,122,804.75/x - Step 3: Cross multiply
265,431,916.13x = 412,122,804.75 × 412,122,804.75 - Step 4: Simplify right side
265,431,916.13x = 169,845,206,195,006,624 - Step 5: Solve for x
x = 169,845,206,195,006,624/265,431,916.13 - Step 6: Final answer
x = 639,882,379.91
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.