Finding the Third Proportional to 998,442 and 2,186,808.75
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Solution
The third proportional to 998,442 and 2,186,808.75 is: 4,789,594.70
Step by Step Solution
- Step 1: Write the proportion equation
998,442 : 2,186,808.75 = 2,186,808.75 : x - Step 2: Convert to fraction form
998,442/2,186,808.75 = 2,186,808.75/x - Step 3: Cross multiply
998,442x = 2,186,808.75 × 2,186,808.75 - Step 4: Simplify right side
998,442x = 4,782,132,509,076.56 - Step 5: Solve for x
x = 4,782,132,509,076.56/998,442 - Step 6: Final answer
x = 4,789,594.70
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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.