Finding the Third Proportional to 3,128,274 and 6,854,463
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Solution
The third proportional to 3,128,274 and 6,854,463 is: 15,019,037.02
Step by Step Solution
- Step 1: Write the proportion equation
3,128,274 : 6,854,463 = 6,854,463 : x - Step 2: Convert to fraction form
3,128,274/6,854,463 = 6,854,463/x - Step 3: Cross multiply
3,128,274x = 6,854,463 × 6,854,463 - Step 4: Simplify right side
3,128,274x = 46,983,663,018,369 - Step 5: Solve for x
x = 46,983,663,018,369/3,128,274 - Step 6: Final answer
x = 15,019,037.02
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.