Finding the Fourth Proportional to 546,228.06, 753,367.41 and 355,302.42
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Solution
The fourth proportional to 546,228.06, 753,367.41 and 355,302.42 is: 490,039.39
Step by Step Solution
- Step 1: Write the proportion equation
546,228.06 : 753,367.41 = 355,302.42 : x - Step 2: Convert to fraction form
546,228.06/753,367.41 = 355,302.42/x - Step 3: Cross multiply
546,228.06x = 753,367.41 × 355,302.42 - Step 4: Simplify right side
546,228.06x = 267,673,263,922.13 - Step 5: Solve for x
x = 267,673,263,922.13/546,228.06 - Step 6: Final answer
x = 490,039.39
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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.