Finding the Fourth Proportional to 852,546.74, 1,176,543 and 465,385.12
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Solution
The fourth proportional to 852,546.74, 1,176,543 and 465,385.12 is: 642,247.02
Step by Step Solution
- Step 1: Write the proportion equation
852,546.74 : 1,176,543 = 465,385.12 : x - Step 2: Convert to fraction form
852,546.74/1,176,543 = 465,385.12/x - Step 3: Cross multiply
852,546.74x = 1,176,543 × 465,385.12 - Step 4: Simplify right side
852,546.74x = 547,545,605,240.16 - Step 5: Solve for x
x = 547,545,605,240.16/852,546.74 - Step 6: Final answer
x = 642,247.02
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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.