Finding the Fourth Proportional to 674,026.11, 930,156.44 and 368,106.75
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Solution
The fourth proportional to 674,026.11, 930,156.44 and 368,106.75 is: 507,987.54
Step by Step Solution
- Step 1: Write the proportion equation
674,026.11 : 930,156.44 = 368,106.75 : x - Step 2: Convert to fraction form
674,026.11/930,156.44 = 368,106.75/x - Step 3: Cross multiply
674,026.11x = 930,156.44 × 368,106.75 - Step 4: Simplify right side
674,026.11x = 342,396,862,279.44 - Step 5: Solve for x
x = 342,396,862,279.44/674,026.11 - Step 6: Final answer
x = 507,987.54
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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.