Finding the Third Proportional to 160,969.75 and 349,641.75
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Solution
The third proportional to 160,969.75 and 349,641.75 is: 759,455.45
Step by Step Solution
- Step 1: Write the proportion equation
160,969.75 : 349,641.75 = 349,641.75 : x - Step 2: Convert to fraction form
160,969.75/349,641.75 = 349,641.75/x - Step 3: Cross multiply
160,969.75x = 349,641.75 × 349,641.75 - Step 4: Simplify right side
160,969.75x = 122,249,353,343.06 - Step 5: Solve for x
x = 122,249,353,343.06/160,969.75 - Step 6: Final answer
x = 759,455.45
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.