Finding the Fourth Proportional to 194,484.68, 266,638.58 and 190,941.92
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Solution
The fourth proportional to 194,484.68, 266,638.58 and 190,941.92 is: 261,781.45
Step by Step Solution
- Step 1: Write the proportion equation
194,484.68 : 266,638.58 = 190,941.92 : x - Step 2: Convert to fraction form
194,484.68/266,638.58 = 190,941.92/x - Step 3: Cross multiply
194,484.68x = 266,638.58 × 190,941.92 - Step 4: Simplify right side
194,484.68x = 50,912,482,411.27 - Step 5: Solve for x
x = 50,912,482,411.27/194,484.68 - Step 6: Final answer
x = 261,781.45
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.