Finding the Fourth Proportional to 437,051.49, 603,051.01 and 243,454.38
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Solution
The fourth proportional to 437,051.49, 603,051.01 and 243,454.38 is: 335,922.45
Step by Step Solution
- Step 1: Write the proportion equation
437,051.49 : 603,051.01 = 243,454.38 : x - Step 2: Convert to fraction form
437,051.49/603,051.01 = 243,454.38/x - Step 3: Cross multiply
437,051.49x = 603,051.01 × 243,454.38 - Step 4: Simplify right side
437,051.49x = 146,815,410,052.24 - Step 5: Solve for x
x = 146,815,410,052.24/437,051.49 - Step 6: Final answer
x = 335,922.45
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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.