Finding the Third Proportional to 122,934.75 and 189,861.75
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Solution
The third proportional to 122,934.75 and 189,861.75 is: 293,224.53
Step by Step Solution
- Step 1: Write the proportion equation
122,934.75 : 189,861.75 = 189,861.75 : x - Step 2: Convert to fraction form
122,934.75/189,861.75 = 189,861.75/x - Step 3: Cross multiply
122,934.75x = 189,861.75 × 189,861.75 - Step 4: Simplify right side
122,934.75x = 36,047,484,113.06 - Step 5: Solve for x
x = 36,047,484,113.06/122,934.75 - Step 6: Final answer
x = 293,224.53
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.