Finding the Fourth Proportional to 265,737.53, 398,395.80 and 132,549.23
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Solution
The fourth proportional to 265,737.53, 398,395.80 and 132,549.23 is: 198,718.85
Step by Step Solution
- Step 1: Write the proportion equation
265,737.53 : 398,395.80 = 132,549.23 : x - Step 2: Convert to fraction form
265,737.53/398,395.80 = 132,549.23/x - Step 3: Cross multiply
265,737.53x = 398,395.80 × 132,549.23 - Step 4: Simplify right side
265,737.53x = 52,807,056,525.23 - Step 5: Solve for x
x = 52,807,056,525.23/265,737.53 - Step 6: Final answer
x = 198,718.85
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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.