Finding the Third Proportional to 122,441.75 and 189,203.75
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Solution
The third proportional to 122,441.75 and 189,203.75 is: 292,368.08
Step by Step Solution
- Step 1: Write the proportion equation
122,441.75 : 189,203.75 = 189,203.75 : x - Step 2: Convert to fraction form
122,441.75/189,203.75 = 189,203.75/x - Step 3: Cross multiply
122,441.75x = 189,203.75 × 189,203.75 - Step 4: Simplify right side
122,441.75x = 35,798,059,014.06 - Step 5: Solve for x
x = 35,798,059,014.06/122,441.75 - Step 6: Final answer
x = 292,368.08
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.