Finding the Third Proportional to 74,408.63 and 175,615.88
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Solution
The third proportional to 74,408.63 and 175,615.88 is: 414,480.65
Step by Step Solution
- Step 1: Write the proportion equation
74,408.63 : 175,615.88 = 175,615.88 : x - Step 2: Convert to fraction form
74,408.63/175,615.88 = 175,615.88/x - Step 3: Cross multiply
74,408.63x = 175,615.88 × 175,615.88 - Step 4: Simplify right side
74,408.63x = 30,840,935,552.02 - Step 5: Solve for x
x = 30,840,935,552.02/74,408.63 - Step 6: Final answer
x = 414,480.65
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.