Finding the Third Proportional to 192,335.63 and 420,073.31
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Solution
The third proportional to 192,335.63 and 420,073.31 is: 917,466.99
Step by Step Solution
- Step 1: Write the proportion equation
192,335.63 : 420,073.31 = 420,073.31 : x - Step 2: Convert to fraction form
192,335.63/420,073.31 = 420,073.31/x - Step 3: Cross multiply
192,335.63x = 420,073.31 × 420,073.31 - Step 4: Simplify right side
192,335.63x = 176,461,587,874.72 - Step 5: Solve for x
x = 176,461,587,874.72/192,335.63 - Step 6: Final answer
x = 917,466.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.