Finding the Fourth Proportional to 871,099.99, 1,202,555.03 and 544,594.39
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Solution
The fourth proportional to 871,099.99, 1,202,555.03 and 544,594.39 is: 751,813.48
Step by Step Solution
- Step 1: Write the proportion equation
871,099.99 : 1,202,555.03 = 544,594.39 : x - Step 2: Convert to fraction form
871,099.99/1,202,555.03 = 544,594.39/x - Step 3: Cross multiply
871,099.99x = 1,202,555.03 × 544,594.39 - Step 4: Simplify right side
871,099.99x = 654,904,717,274.92 - Step 5: Solve for x
x = 654,904,717,274.92/871,099.99 - Step 6: Final answer
x = 751,813.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.