Finding the Third Proportional to 657,612 and 1,436,984
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Solution
The third proportional to 657,612 and 1,436,984 is: 3,140,032.45
Step by Step Solution
- Step 1: Write the proportion equation
657,612 : 1,436,984 = 1,436,984 : x - Step 2: Convert to fraction form
657,612/1,436,984 = 1,436,984/x - Step 3: Cross multiply
657,612x = 1,436,984 × 1,436,984 - Step 4: Simplify right side
657,612x = 2,064,923,016,256 - Step 5: Solve for x
x = 2,064,923,016,256/657,612 - Step 6: Final answer
x = 3,140,032.45
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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.