Finding the Third Proportional to 631,692 and 1,381,476
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Solution
The third proportional to 631,692 and 1,381,476 is: 3,021,212.77
Step by Step Solution
- Step 1: Write the proportion equation
631,692 : 1,381,476 = 1,381,476 : x - Step 2: Convert to fraction form
631,692/1,381,476 = 1,381,476/x - Step 3: Cross multiply
631,692x = 1,381,476 × 1,381,476 - Step 4: Simplify right side
631,692x = 1,908,475,938,576 - Step 5: Solve for x
x = 1,908,475,938,576/631,692 - Step 6: Final answer
x = 3,021,212.77
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.