Finding the Fourth Proportional to 696,485.88, 1,044,728.82 and 197,785.08
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Solution
The fourth proportional to 696,485.88, 1,044,728.82 and 197,785.08 is: 296,677.62
Step by Step Solution
- Step 1: Write the proportion equation
696,485.88 : 1,044,728.82 = 197,785.08 : x - Step 2: Convert to fraction form
696,485.88/1,044,728.82 = 197,785.08/x - Step 3: Cross multiply
696,485.88x = 1,044,728.82 × 197,785.08 - Step 4: Simplify right side
696,485.88x = 206,631,773,242.01 - Step 5: Solve for x
x = 206,631,773,242.01/696,485.88 - Step 6: Final answer
x = 296,677.62
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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.