Finding the Third Proportional to 715,393 and 1,516,079
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Solution
The third proportional to 715,393 and 1,516,079 is: 3,212,913.09
Step by Step Solution
- Step 1: Write the proportion equation
715,393 : 1,516,079 = 1,516,079 : x - Step 2: Convert to fraction form
715,393/1,516,079 = 1,516,079/x - Step 3: Cross multiply
715,393x = 1,516,079 × 1,516,079 - Step 4: Simplify right side
715,393x = 2,298,495,534,241 - Step 5: Solve for x
x = 2,298,495,534,241/715,393 - Step 6: Final answer
x = 3,212,913.09
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.