Finding the Third Proportional to 908,932 and 1,411,310
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Solution
The third proportional to 908,932 and 1,411,310 is: 2,191,358.56
Step by Step Solution
- Step 1: Write the proportion equation
908,932 : 1,411,310 = 1,411,310 : x - Step 2: Convert to fraction form
908,932/1,411,310 = 1,411,310/x - Step 3: Cross multiply
908,932x = 1,411,310 × 1,411,310 - Step 4: Simplify right side
908,932x = 1,991,795,916,100 - Step 5: Solve for x
x = 1,991,795,916,100/908,932 - Step 6: Final answer
x = 2,191,358.56
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.