Finding the Fourth Proportional to 437,248.28, 603,386.88 and 246,279.44
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Solution
The fourth proportional to 437,248.28, 603,386.88 and 246,279.44 is: 339,856.76
Step by Step Solution
- Step 1: Write the proportion equation
437,248.28 : 603,386.88 = 246,279.44 : x - Step 2: Convert to fraction form
437,248.28/603,386.88 = 246,279.44/x - Step 3: Cross multiply
437,248.28x = 603,386.88 × 246,279.44 - Step 4: Simplify right side
437,248.28x = 148,601,782,909.75 - Step 5: Solve for x
x = 148,601,782,909.75/437,248.28 - Step 6: Final answer
x = 339,856.76
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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.