Finding the Third Proportional to 969,918.75 and 2,107,719
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Solution
The third proportional to 969,918.75 and 2,107,719 is: 4,580,259.31
Step by Step Solution
- Step 1: Write the proportion equation
969,918.75 : 2,107,719 = 2,107,719 : x - Step 2: Convert to fraction form
969,918.75/2,107,719 = 2,107,719/x - Step 3: Cross multiply
969,918.75x = 2,107,719 × 2,107,719 - Step 4: Simplify right side
969,918.75x = 4,442,479,382,961 - Step 5: Solve for x
x = 4,442,479,382,961/969,918.75 - Step 6: Final answer
x = 4,580,259.31
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.