Finding the Third Proportional to 787,086 and 1,668,756.75
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Solution
The third proportional to 787,086 and 1,668,756.75 is: 3,538,049.32
Step by Step Solution
- Step 1: Write the proportion equation
787,086 : 1,668,756.75 = 1,668,756.75 : x - Step 2: Convert to fraction form
787,086/1,668,756.75 = 1,668,756.75/x - Step 3: Cross multiply
787,086x = 1,668,756.75 × 1,668,756.75 - Step 4: Simplify right side
787,086x = 2,784,749,090,670.56 - Step 5: Solve for x
x = 2,784,749,090,670.56/787,086 - Step 6: Final answer
x = 3,538,049.32
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.