Finding the Third Proportional to 765,484 and 1,126,079
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Solution
The third proportional to 765,484 and 1,126,079 is: 1,656,538.76
Step by Step Solution
- Step 1: Write the proportion equation
765,484 : 1,126,079 = 1,126,079 : x - Step 2: Convert to fraction form
765,484/1,126,079 = 1,126,079/x - Step 3: Cross multiply
765,484x = 1,126,079 × 1,126,079 - Step 4: Simplify right side
765,484x = 1,268,053,914,241 - Step 5: Solve for x
x = 1,268,053,914,241/765,484 - Step 6: Final answer
x = 1,656,538.76
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.