Finding the Third Proportional to 348,408 and 763,236
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Solution
The third proportional to 348,408 and 763,236 is: 1,671,974.21
Step by Step Solution
- Step 1: Write the proportion equation
348,408 : 763,236 = 763,236 : x - Step 2: Convert to fraction form
348,408/763,236 = 763,236/x - Step 3: Cross multiply
348,408x = 763,236 × 763,236 - Step 4: Simplify right side
348,408x = 582,529,191,696 - Step 5: Solve for x
x = 582,529,191,696/348,408 - Step 6: Final answer
x = 1,671,974.21
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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.