Finding the Third Proportional to 216,977,420.25 and 327,483,942.75
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Solution
The third proportional to 216,977,420.25 and 327,483,942.75 is: 494,271,397.62
Step by Step Solution
- Step 1: Write the proportion equation
216,977,420.25 : 327,483,942.75 = 327,483,942.75 : x - Step 2: Convert to fraction form
216,977,420.25/327,483,942.75 = 327,483,942.75/x - Step 3: Cross multiply
216,977,420.25x = 327,483,942.75 × 327,483,942.75 - Step 4: Simplify right side
216,977,420.25x = 107,245,732,759,085,280 - Step 5: Solve for x
x = 107,245,732,759,085,280/216,977,420.25 - Step 6: Final answer
x = 494,271,397.62
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.