Finding the Fourth Proportional to 1,197,311.68, 1,652,328.72 and 681,052.24
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Solution
The fourth proportional to 1,197,311.68, 1,652,328.72 and 681,052.24 is: 939,874.05
Step by Step Solution
- Step 1: Write the proportion equation
1,197,311.68 : 1,652,328.72 = 681,052.24 : x - Step 2: Convert to fraction form
1,197,311.68/1,652,328.72 = 681,052.24/x - Step 3: Cross multiply
1,197,311.68x = 1,652,328.72 × 681,052.24 - Step 4: Simplify right side
1,197,311.68x = 1,125,322,175,972.33 - Step 5: Solve for x
x = 1,125,322,175,972.33/1,197,311.68 - Step 6: Final answer
x = 939,874.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.