Finding the Fourth Proportional to 1,696,232.70, 2,544,349.05 and 1,322,984.70
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Solution
The fourth proportional to 1,696,232.70, 2,544,349.05 and 1,322,984.70 is: 1,984,477.05
Step by Step Solution
- Step 1: Write the proportion equation
1,696,232.70 : 2,544,349.05 = 1,322,984.70 : x - Step 2: Convert to fraction form
1,696,232.70/2,544,349.05 = 1,322,984.70/x - Step 3: Cross multiply
1,696,232.70x = 2,544,349.05 × 1,322,984.70 - Step 4: Simplify right side
1,696,232.70x = 3,366,134,864,609.53 - Step 5: Solve for x
x = 3,366,134,864,609.53/1,696,232.70 - Step 6: Final answer
x = 1,984,477.05
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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.