Finding the Third Proportional to 79,784,129.25 and 174,701,688.75
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Solution
The third proportional to 79,784,129.25 and 174,701,688.75 is: 382,540,742.61
Step by Step Solution
- Step 1: Write the proportion equation
79,784,129.25 : 174,701,688.75 = 174,701,688.75 : x - Step 2: Convert to fraction form
79,784,129.25/174,701,688.75 = 174,701,688.75/x - Step 3: Cross multiply
79,784,129.25x = 174,701,688.75 × 174,701,688.75 - Step 4: Simplify right side
79,784,129.25x = 30,520,680,052,101,876 - Step 5: Solve for x
x = 30,520,680,052,101,876/79,784,129.25 - Step 6: Final answer
x = 382,540,742.61
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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.