Finding the Third Proportional to 28,811,448 and 43,948,890
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Solution
The third proportional to 28,811,448 and 43,948,890 is: 67,039,495.28
Step by Step Solution
- Step 1: Write the proportion equation
28,811,448 : 43,948,890 = 43,948,890 : x - Step 2: Convert to fraction form
28,811,448/43,948,890 = 43,948,890/x - Step 3: Cross multiply
28,811,448x = 43,948,890 × 43,948,890 - Step 4: Simplify right side
28,811,448x = 1,931,504,932,232,100 - Step 5: Solve for x
x = 1,931,504,932,232,100/28,811,448 - Step 6: Final answer
x = 67,039,495.28
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.