Finding the Third Proportional to 76,479.19 and 164,030.06
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Solution
The third proportional to 76,479.19 and 164,030.06 is: 351,806.32
Step by Step Solution
- Step 1: Write the proportion equation
76,479.19 : 164,030.06 = 164,030.06 : x - Step 2: Convert to fraction form
76,479.19/164,030.06 = 164,030.06/x - Step 3: Cross multiply
76,479.19x = 164,030.06 × 164,030.06 - Step 4: Simplify right side
76,479.19x = 26,905,861,403.75 - Step 5: Solve for x
x = 26,905,861,403.75/76,479.19 - Step 6: Final answer
x = 351,806.32
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.