Finding the Third Proportional to 865,448 and 1,896,968
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Solution
The third proportional to 865,448 and 1,896,968 is: 4,157,947.78
Step by Step Solution
- Step 1: Write the proportion equation
865,448 : 1,896,968 = 1,896,968 : x - Step 2: Convert to fraction form
865,448/1,896,968 = 1,896,968/x - Step 3: Cross multiply
865,448x = 1,896,968 × 1,896,968 - Step 4: Simplify right side
865,448x = 3,598,487,593,024 - Step 5: Solve for x
x = 3,598,487,593,024/865,448 - Step 6: Final answer
x = 4,157,947.78
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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.