Finding the Third Proportional to 92,331.19 and 198,455.06
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Solution
The third proportional to 92,331.19 and 198,455.06 is: 426,555.89
Step by Step Solution
- Step 1: Write the proportion equation
92,331.19 : 198,455.06 = 198,455.06 : x - Step 2: Convert to fraction form
92,331.19/198,455.06 = 198,455.06/x - Step 3: Cross multiply
92,331.19x = 198,455.06 × 198,455.06 - Step 4: Simplify right side
92,331.19x = 39,384,411,831.88 - Step 5: Solve for x
x = 39,384,411,831.88/92,331.19 - Step 6: Final answer
x = 426,555.89
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.