Finding the Third Proportional to 982,556 and 2,148,405
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Solution
The third proportional to 982,556 and 2,148,405 is: 4,697,588.78
Step by Step Solution
- Step 1: Write the proportion equation
982,556 : 2,148,405 = 2,148,405 : x - Step 2: Convert to fraction form
982,556/2,148,405 = 2,148,405/x - Step 3: Cross multiply
982,556x = 2,148,405 × 2,148,405 - Step 4: Simplify right side
982,556x = 4,615,644,044,025 - Step 5: Solve for x
x = 4,615,644,044,025/982,556 - Step 6: Final answer
x = 4,697,588.78
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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.