Finding the Third Proportional to 908,792 and 1,911,597
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Solution
The third proportional to 908,792 and 1,911,597 is: 4,020,945.49
Step by Step Solution
- Step 1: Write the proportion equation
908,792 : 1,911,597 = 1,911,597 : x - Step 2: Convert to fraction form
908,792/1,911,597 = 1,911,597/x - Step 3: Cross multiply
908,792x = 1,911,597 × 1,911,597 - Step 4: Simplify right side
908,792x = 3,654,203,090,409 - Step 5: Solve for x
x = 3,654,203,090,409/908,792 - Step 6: Final answer
x = 4,020,945.49
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.