Finding the Third Proportional to 977,019 and 2,121,147.75
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Solution
The third proportional to 977,019 and 2,121,147.75 is: 4,605,097.52
Step by Step Solution
- Step 1: Write the proportion equation
977,019 : 2,121,147.75 = 2,121,147.75 : x - Step 2: Convert to fraction form
977,019/2,121,147.75 = 2,121,147.75/x - Step 3: Cross multiply
977,019x = 2,121,147.75 × 2,121,147.75 - Step 4: Simplify right side
977,019x = 4,499,267,777,330.06 - Step 5: Solve for x
x = 4,499,267,777,330.06/977,019 - Step 6: Final answer
x = 4,605,097.52
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.