Finding the Third Proportional to 403,251,643.13 and 622,785,920.06
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Solution
The third proportional to 403,251,643.13 and 622,785,920.06 is: 961,836,879.88
Step by Step Solution
- Step 1: Write the proportion equation
403,251,643.13 : 622,785,920.06 = 622,785,920.06 : x - Step 2: Convert to fraction form
403,251,643.13/622,785,920.06 = 622,785,920.06/x - Step 3: Cross multiply
403,251,643.13x = 622,785,920.06 × 622,785,920.06 - Step 4: Simplify right side
403,251,643.13x = 387,862,302,228,094,656 - Step 5: Solve for x
x = 387,862,302,228,094,656/403,251,643.13 - Step 6: Final answer
x = 961,836,879.88
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.