Finding the Fourth Proportional to 734,637.51, 1,101,453.20 and 374,110.49
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Solution
The fourth proportional to 734,637.51, 1,101,453.20 and 374,110.49 is: 560,909.55
Step by Step Solution
- Step 1: Write the proportion equation
734,637.51 : 1,101,453.20 = 374,110.49 : x - Step 2: Convert to fraction form
734,637.51/1,101,453.20 = 374,110.49/x - Step 3: Cross multiply
734,637.51x = 1,101,453.20 × 374,110.49 - Step 4: Simplify right side
734,637.51x = 412,065,192,454.39 - Step 5: Solve for x
x = 412,065,192,454.39/734,637.51 - Step 6: Final answer
x = 560,909.55
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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.