Finding the Third Proportional to 1,787,756.63 and 3,909,731.63
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Solution
The third proportional to 1,787,756.63 and 3,909,731.63 is: 8,550,381.62
Step by Step Solution
- Step 1: Write the proportion equation
1,787,756.63 : 3,909,731.63 = 3,909,731.63 : x - Step 2: Convert to fraction form
1,787,756.63/3,909,731.63 = 3,909,731.63/x - Step 3: Cross multiply
1,787,756.63x = 3,909,731.63 × 3,909,731.63 - Step 4: Simplify right side
1,787,756.63x = 15,286,001,379,525.14 - Step 5: Solve for x
x = 15,286,001,379,525.14/1,787,756.63 - Step 6: Final answer
x = 8,550,381.62
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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.