Finding the Third Proportional to 393,550,725.09 and 861,237,780.19
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Solution
The third proportional to 393,550,725.09 and 861,237,780.19 is: 1,884,713,879.88
Step by Step Solution
- Step 1: Write the proportion equation
393,550,725.09 : 861,237,780.19 = 861,237,780.19 : x - Step 2: Convert to fraction form
393,550,725.09/861,237,780.19 = 861,237,780.19/x - Step 3: Cross multiply
393,550,725.09x = 861,237,780.19 × 861,237,780.19 - Step 4: Simplify right side
393,550,725.09x = 741,730,514,022,292,608 - Step 5: Solve for x
x = 741,730,514,022,292,608/393,550,725.09 - Step 6: Final answer
x = 1,884,713,879.88
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.