Finding the Fourth Proportional to 556,231.74, 834,347.21 and 201,162.98
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Solution
The fourth proportional to 556,231.74, 834,347.21 and 201,162.98 is: 301,744.32
Step by Step Solution
- Step 1: Write the proportion equation
556,231.74 : 834,347.21 = 201,162.98 : x - Step 2: Convert to fraction form
556,231.74/834,347.21 = 201,162.98/x - Step 3: Cross multiply
556,231.74x = 834,347.21 × 201,162.98 - Step 4: Simplify right side
556,231.74x = 167,839,765,940.74 - Step 5: Solve for x
x = 167,839,765,940.74/556,231.74 - Step 6: Final answer
x = 301,744.32
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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.