Finding the Third Proportional to 76,373,489 and 170,033,593
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Solution
The third proportional to 76,373,489 and 170,033,593 is: 378,553,122.65
Step by Step Solution
- Step 1: Write the proportion equation
76,373,489 : 170,033,593 = 170,033,593 : x - Step 2: Convert to fraction form
76,373,489/170,033,593 = 170,033,593/x - Step 3: Cross multiply
76,373,489x = 170,033,593 × 170,033,593 - Step 4: Simplify right side
76,373,489x = 28,911,422,748,489,648 - Step 5: Solve for x
x = 28,911,422,748,489,648/76,373,489 - Step 6: Final answer
x = 378,553,122.65
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.