Finding the Fourth Proportional to 734,303.40, 1,101,243.38 and 201,841.80
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Solution
The fourth proportional to 734,303.40, 1,101,243.38 and 201,841.80 is: 302,704.50
Step by Step Solution
- Step 1: Write the proportion equation
734,303.40 : 1,101,243.38 = 201,841.80 : x - Step 2: Convert to fraction form
734,303.40/1,101,243.38 = 201,841.80/x - Step 3: Cross multiply
734,303.40x = 1,101,243.38 × 201,841.80 - Step 4: Simplify right side
734,303.40x = 222,276,946,057.28 - Step 5: Solve for x
x = 222,276,946,057.28/734,303.40 - Step 6: Final answer
x = 302,704.50
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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.