Finding the Third Proportional to 163,842.75 and 221,361.75
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Solution
The third proportional to 163,842.75 and 221,361.75 is: 299,073.50
Step by Step Solution
- Step 1: Write the proportion equation
163,842.75 : 221,361.75 = 221,361.75 : x - Step 2: Convert to fraction form
163,842.75/221,361.75 = 221,361.75/x - Step 3: Cross multiply
163,842.75x = 221,361.75 × 221,361.75 - Step 4: Simplify right side
163,842.75x = 49,001,024,363.06 - Step 5: Solve for x
x = 49,001,024,363.06/163,842.75 - Step 6: Final answer
x = 299,073.50
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.