Finding the Third Proportional to 915,462 and 2,005,314
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Solution
The third proportional to 915,462 and 2,005,314 is: 4,392,628.25
Step by Step Solution
- Step 1: Write the proportion equation
915,462 : 2,005,314 = 2,005,314 : x - Step 2: Convert to fraction form
915,462/2,005,314 = 2,005,314/x - Step 3: Cross multiply
915,462x = 2,005,314 × 2,005,314 - Step 4: Simplify right side
915,462x = 4,021,284,238,596 - Step 5: Solve for x
x = 4,021,284,238,596/915,462 - Step 6: Final answer
x = 4,392,628.25
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.