Finding the Third Proportional to 4,202,112 and 6,119,400
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Solution
The third proportional to 4,202,112 and 6,119,400 is: 8,911,484.60
Step by Step Solution
- Step 1: Write the proportion equation
4,202,112 : 6,119,400 = 6,119,400 : x - Step 2: Convert to fraction form
4,202,112/6,119,400 = 6,119,400/x - Step 3: Cross multiply
4,202,112x = 6,119,400 × 6,119,400 - Step 4: Simplify right side
4,202,112x = 37,447,056,360,000 - Step 5: Solve for x
x = 37,447,056,360,000/4,202,112 - Step 6: Final answer
x = 8,911,484.60
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.