Finding the Third Proportional to 19,338.75 and 38,373.75
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Solution
The third proportional to 19,338.75 and 38,373.75 is: 76,144.77
Step by Step Solution
- Step 1: Write the proportion equation
19,338.75 : 38,373.75 = 38,373.75 : x - Step 2: Convert to fraction form
19,338.75/38,373.75 = 38,373.75/x - Step 3: Cross multiply
19,338.75x = 38,373.75 × 38,373.75 - Step 4: Simplify right side
19,338.75x = 1,472,544,689.06 - Step 5: Solve for x
x = 1,472,544,689.06/19,338.75 - Step 6: Final answer
x = 76,144.77
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These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.