Finding the Third Proportional to 732,915 and 1,121,170
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Solution
The third proportional to 732,915 and 1,121,170 is: 1,715,099.53
Step by Step Solution
- Step 1: Write the proportion equation
732,915 : 1,121,170 = 1,121,170 : x - Step 2: Convert to fraction form
732,915/1,121,170 = 1,121,170/x - Step 3: Cross multiply
732,915x = 1,121,170 × 1,121,170 - Step 4: Simplify right side
732,915x = 1,257,022,168,900 - Step 5: Solve for x
x = 1,257,022,168,900/732,915 - Step 6: Final answer
x = 1,715,099.53
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.