Finding the Third Proportional to 741,438 and 1,618,788
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Solution
The third proportional to 741,438 and 1,618,788 is: 3,534,313.85
Step by Step Solution
- Step 1: Write the proportion equation
741,438 : 1,618,788 = 1,618,788 : x - Step 2: Convert to fraction form
741,438/1,618,788 = 1,618,788/x - Step 3: Cross multiply
741,438x = 1,618,788 × 1,618,788 - Step 4: Simplify right side
741,438x = 2,620,474,588,944 - Step 5: Solve for x
x = 2,620,474,588,944/741,438 - Step 6: Final answer
x = 3,534,313.85
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.