Finding the Fourth Proportional to 416,263.68, 624,512.16 and 167,120.64
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Solution
The fourth proportional to 416,263.68, 624,512.16 and 167,120.64 is: 250,727.79
Step by Step Solution
- Step 1: Write the proportion equation
416,263.68 : 624,512.16 = 167,120.64 : x - Step 2: Convert to fraction form
416,263.68/624,512.16 = 167,120.64/x - Step 3: Cross multiply
416,263.68x = 624,512.16 × 167,120.64 - Step 4: Simplify right side
416,263.68x = 104,368,871,866.98 - Step 5: Solve for x
x = 104,368,871,866.98/416,263.68 - Step 6: Final answer
x = 250,727.79
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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.