Finding the Third Proportional to 415,386 and 900,756
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Solution
The third proportional to 415,386 and 900,756 is: 1,953,270.87
Step by Step Solution
- Step 1: Write the proportion equation
415,386 : 900,756 = 900,756 : x - Step 2: Convert to fraction form
415,386/900,756 = 900,756/x - Step 3: Cross multiply
415,386x = 900,756 × 900,756 - Step 4: Simplify right side
415,386x = 811,361,371,536 - Step 5: Solve for x
x = 811,361,371,536/415,386 - Step 6: Final answer
x = 1,953,270.87
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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.