Finding the Third Proportional to 898,909 and 1,947,505
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Solution
The third proportional to 898,909 and 1,947,505 is: 4,219,309.99
Step by Step Solution
- Step 1: Write the proportion equation
898,909 : 1,947,505 = 1,947,505 : x - Step 2: Convert to fraction form
898,909/1,947,505 = 1,947,505/x - Step 3: Cross multiply
898,909x = 1,947,505 × 1,947,505 - Step 4: Simplify right side
898,909x = 3,792,775,725,025 - Step 5: Solve for x
x = 3,792,775,725,025/898,909 - Step 6: Final answer
x = 4,219,309.99
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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.