Finding the Third Proportional to 168,972 and 365,820
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Solution
The third proportional to 168,972 and 365,820 is: 791,990.82
Step by Step Solution
- Step 1: Write the proportion equation
168,972 : 365,820 = 365,820 : x - Step 2: Convert to fraction form
168,972/365,820 = 365,820/x - Step 3: Cross multiply
168,972x = 365,820 × 365,820 - Step 4: Simplify right side
168,972x = 133,824,272,400 - Step 5: Solve for x
x = 133,824,272,400/168,972 - Step 6: Final answer
x = 791,990.82
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.