Finding the Third Proportional to 112,430.25 and 239,425.88
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Solution
The third proportional to 112,430.25 and 239,425.88 is: 509,869.45
Step by Step Solution
- Step 1: Write the proportion equation
112,430.25 : 239,425.88 = 239,425.88 : x - Step 2: Convert to fraction form
112,430.25/239,425.88 = 239,425.88/x - Step 3: Cross multiply
112,430.25x = 239,425.88 × 239,425.88 - Step 4: Simplify right side
112,430.25x = 57,324,749,619.52 - Step 5: Solve for x
x = 57,324,749,619.52/112,430.25 - Step 6: Final answer
x = 509,869.45
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.