Finding the Third Proportional to 869,859 and 1,874,433.75
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Solution
The third proportional to 869,859 and 1,874,433.75 is: 4,039,162.53
Step by Step Solution
- Step 1: Write the proportion equation
869,859 : 1,874,433.75 = 1,874,433.75 : x - Step 2: Convert to fraction form
869,859/1,874,433.75 = 1,874,433.75/x - Step 3: Cross multiply
869,859x = 1,874,433.75 × 1,874,433.75 - Step 4: Simplify right side
869,859x = 3,513,501,883,139.06 - Step 5: Solve for x
x = 3,513,501,883,139.06/869,859 - Step 6: Final answer
x = 4,039,162.53
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.