Finding the Third Proportional to 869,412 and 1,893,462
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Solution
The third proportional to 869,412 and 1,893,462 is: 4,123,704.69
Step by Step Solution
- Step 1: Write the proportion equation
869,412 : 1,893,462 = 1,893,462 : x - Step 2: Convert to fraction form
869,412/1,893,462 = 1,893,462/x - Step 3: Cross multiply
869,412x = 1,893,462 × 1,893,462 - Step 4: Simplify right side
869,412x = 3,585,198,345,444 - Step 5: Solve for x
x = 3,585,198,345,444/869,412 - Step 6: Final answer
x = 4,123,704.69
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.