Finding the Fourth Proportional to 662,043.09, 913,591.83 and 375,617.17
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Solution
The fourth proportional to 662,043.09, 913,591.83 and 375,617.17 is: 518,336.02
Step by Step Solution
- Step 1: Write the proportion equation
662,043.09 : 913,591.83 = 375,617.17 : x - Step 2: Convert to fraction form
662,043.09/913,591.83 = 375,617.17/x - Step 3: Cross multiply
662,043.09x = 913,591.83 × 375,617.17 - Step 4: Simplify right side
662,043.09x = 343,160,777,719.72 - Step 5: Solve for x
x = 343,160,777,719.72/662,043.09 - Step 6: Final answer
x = 518,336.02
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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.