Finding the Fourth Proportional to 696,367.74, 1,044,576.37 and 222,991.59
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Solution
The fourth proportional to 696,367.74, 1,044,576.37 and 222,991.59 is: 334,495.32
Step by Step Solution
- Step 1: Write the proportion equation
696,367.74 : 1,044,576.37 = 222,991.59 : x - Step 2: Convert to fraction form
696,367.74/1,044,576.37 = 222,991.59/x - Step 3: Cross multiply
696,367.74x = 1,044,576.37 × 222,991.59 - Step 4: Simplify right side
696,367.74x = 232,931,749,818.63 - Step 5: Solve for x
x = 232,931,749,818.63/696,367.74 - Step 6: Final answer
x = 334,495.32
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1.5x scale
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.