Finding the Third Proportional to 53,490.75 and 115,446.75
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Solution
The third proportional to 53,490.75 and 115,446.75 is: 249,163.68
Step by Step Solution
- Step 1: Write the proportion equation
53,490.75 : 115,446.75 = 115,446.75 : x - Step 2: Convert to fraction form
53,490.75/115,446.75 = 115,446.75/x - Step 3: Cross multiply
53,490.75x = 115,446.75 × 115,446.75 - Step 4: Simplify right side
53,490.75x = 13,327,952,085.56 - Step 5: Solve for x
x = 13,327,952,085.56/53,490.75 - Step 6: Final answer
x = 249,163.68
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.