Finding the Third Proportional to 152,980.88 and 324,195.75
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Solution
The third proportional to 152,980.88 and 324,195.75 is: 687,032.84
Step by Step Solution
- Step 1: Write the proportion equation
152,980.88 : 324,195.75 = 324,195.75 : x - Step 2: Convert to fraction form
152,980.88/324,195.75 = 324,195.75/x - Step 3: Cross multiply
152,980.88x = 324,195.75 × 324,195.75 - Step 4: Simplify right side
152,980.88x = 105,102,884,318.06 - Step 5: Solve for x
x = 105,102,884,318.06/152,980.88 - Step 6: Final answer
x = 687,032.84
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.