Finding the Third Proportional to 844,936 and 1,878,781
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Solution
The third proportional to 844,936 and 1,878,781 is: 4,177,615.87
Step by Step Solution
- Step 1: Write the proportion equation
844,936 : 1,878,781 = 1,878,781 : x - Step 2: Convert to fraction form
844,936/1,878,781 = 1,878,781/x - Step 3: Cross multiply
844,936x = 1,878,781 × 1,878,781 - Step 4: Simplify right side
844,936x = 3,529,818,045,961 - Step 5: Solve for x
x = 3,529,818,045,961/844,936 - Step 6: Final answer
x = 4,177,615.87
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.