Finding the Fourth Proportional to 674,375.10, 930,610.11 and 368,462.08
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Solution
The fourth proportional to 674,375.10, 930,610.11 and 368,462.08 is: 508,462.63
Step by Step Solution
- Step 1: Write the proportion equation
674,375.10 : 930,610.11 = 368,462.08 : x - Step 2: Convert to fraction form
674,375.10/930,610.11 = 368,462.08/x - Step 3: Cross multiply
674,375.10x = 930,610.11 × 368,462.08 - Step 4: Simplify right side
674,375.10x = 342,894,536,799.63 - Step 5: Solve for x
x = 342,894,536,799.63/674,375.10 - Step 6: Final answer
x = 508,462.63
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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.