Finding the Fourth Proportional to 273,044.64, 409,302.30 and 104,435.12
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Solution
The fourth proportional to 273,044.64, 409,302.30 and 104,435.12 is: 156,551.45
Step by Step Solution
- Step 1: Write the proportion equation
273,044.64 : 409,302.30 = 104,435.12 : x - Step 2: Convert to fraction form
273,044.64/409,302.30 = 104,435.12/x - Step 3: Cross multiply
273,044.64x = 409,302.30 × 104,435.12 - Step 4: Simplify right side
273,044.64x = 42,745,534,816.78 - Step 5: Solve for x
x = 42,745,534,816.78/273,044.64 - Step 6: Final answer
x = 156,551.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.