Finding the Fourth Proportional to 264,596.28, 365,129.05 and 143,737.19
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Solution
The fourth proportional to 264,596.28, 365,129.05 and 143,737.19 is: 198,349.82
Step by Step Solution
- Step 1: Write the proportion equation
264,596.28 : 365,129.05 = 143,737.19 : x - Step 2: Convert to fraction form
264,596.28/365,129.05 = 143,737.19/x - Step 3: Cross multiply
264,596.28x = 365,129.05 × 143,737.19 - Step 4: Simplify right side
264,596.28x = 52,482,624,726.86 - Step 5: Solve for x
x = 52,482,624,726.86/264,596.28 - Step 6: Final answer
x = 198,349.82
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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.