Finding the Fourth Proportional to 397,946.68, 597,029.10 and 117,463.84
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Solution
The fourth proportional to 397,946.68, 597,029.10 and 117,463.84 is: 176,227.96
Step by Step Solution
- Step 1: Write the proportion equation
397,946.68 : 597,029.10 = 117,463.84 : x - Step 2: Convert to fraction form
397,946.68/597,029.10 = 117,463.84/x - Step 3: Cross multiply
397,946.68x = 597,029.10 × 117,463.84 - Step 4: Simplify right side
397,946.68x = 70,129,330,677.74 - Step 5: Solve for x
x = 70,129,330,677.74/397,946.68 - Step 6: Final answer
x = 176,227.96
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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.