Finding the Third Proportional to 1,538,214.75 and 2,387,958.75
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Solution
The third proportional to 1,538,214.75 and 2,387,958.75 is: 3,707,120.21
Step by Step Solution
- Step 1: Write the proportion equation
1,538,214.75 : 2,387,958.75 = 2,387,958.75 : x - Step 2: Convert to fraction form
1,538,214.75/2,387,958.75 = 2,387,958.75/x - Step 3: Cross multiply
1,538,214.75x = 2,387,958.75 × 2,387,958.75 - Step 4: Simplify right side
1,538,214.75x = 5,702,346,991,701.56 - Step 5: Solve for x
x = 5,702,346,991,701.56/1,538,214.75 - Step 6: Final answer
x = 3,707,120.21
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.