Finding the Third Proportional to 809,709 and 1,742,010
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Solution
The third proportional to 809,709 and 1,742,010 is: 3,747,764.74
Step by Step Solution
- Step 1: Write the proportion equation
809,709 : 1,742,010 = 1,742,010 : x - Step 2: Convert to fraction form
809,709/1,742,010 = 1,742,010/x - Step 3: Cross multiply
809,709x = 1,742,010 × 1,742,010 - Step 4: Simplify right side
809,709x = 3,034,598,840,100 - Step 5: Solve for x
x = 3,034,598,840,100/809,709 - Step 6: Final answer
x = 3,747,764.74
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.