Finding the Third Proportional to 17,992,430 and 39,179,498
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Solution
The third proportional to 17,992,430 and 39,179,498 is: 85,315,494.55
Step by Step Solution
- Step 1: Write the proportion equation
17,992,430 : 39,179,498 = 39,179,498 : x - Step 2: Convert to fraction form
17,992,430/39,179,498 = 39,179,498/x - Step 3: Cross multiply
17,992,430x = 39,179,498 × 39,179,498 - Step 4: Simplify right side
17,992,430x = 1,535,033,063,532,004 - Step 5: Solve for x
x = 1,535,033,063,532,004/17,992,430 - Step 6: Final answer
x = 85,315,494.55
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.