Finding the Fourth Proportional to 734,740.60, 1,102,110.90 and 202,343.80
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Solution
The fourth proportional to 734,740.60, 1,102,110.90 and 202,343.80 is: 303,515.70
Step by Step Solution
- Step 1: Write the proportion equation
734,740.60 : 1,102,110.90 = 202,343.80 : x - Step 2: Convert to fraction form
734,740.60/1,102,110.90 = 202,343.80/x - Step 3: Cross multiply
734,740.60x = 1,102,110.90 × 202,343.80 - Step 4: Simplify right side
734,740.60x = 223,005,307,527.42 - Step 5: Solve for x
x = 223,005,307,527.42/734,740.60 - Step 6: Final answer
x = 303,515.70
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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.