Finding the Third Proportional to 918,791 and 1,475,049
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Solution
The third proportional to 918,791 and 1,475,049 is: 2,368,078.87
Step by Step Solution
- Step 1: Write the proportion equation
918,791 : 1,475,049 = 1,475,049 : x - Step 2: Convert to fraction form
918,791/1,475,049 = 1,475,049/x - Step 3: Cross multiply
918,791x = 1,475,049 × 1,475,049 - Step 4: Simplify right side
918,791x = 2,175,769,552,401 - Step 5: Solve for x
x = 2,175,769,552,401/918,791 - Step 6: Final answer
x = 2,368,078.87
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.