Finding the Fourth Proportional to 348,862.14, 481,506.12 and 267,408.54
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Solution
The fourth proportional to 348,862.14, 481,506.12 and 267,408.54 is: 369,082.32
Step by Step Solution
- Step 1: Write the proportion equation
348,862.14 : 481,506.12 = 267,408.54 : x - Step 2: Convert to fraction form
348,862.14/481,506.12 = 267,408.54/x - Step 3: Cross multiply
348,862.14x = 481,506.12 × 267,408.54 - Step 4: Simplify right side
348,862.14x = 128,758,848,550.27 - Step 5: Solve for x
x = 128,758,848,550.27/348,862.14 - Step 6: Final answer
x = 369,082.32
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1.5x scale
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.