Finding the Fourth Proportional to 852,132.69, 1,176,369.24 and 529,946.58
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Solution
The fourth proportional to 852,132.69, 1,176,369.24 and 529,946.58 is: 731,591.30
Step by Step Solution
- Step 1: Write the proportion equation
852,132.69 : 1,176,369.24 = 529,946.58 : x - Step 2: Convert to fraction form
852,132.69/1,176,369.24 = 529,946.58/x - Step 3: Cross multiply
852,132.69x = 1,176,369.24 × 529,946.58 - Step 4: Simplify right side
852,132.69x = 623,412,861,953.88 - Step 5: Solve for x
x = 623,412,861,953.88/852,132.69 - Step 6: Final answer
x = 731,591.30
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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.