Finding the Fourth Proportional to 694,919.68, 959,587.68 and 437,226.28
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Solution
The fourth proportional to 694,919.68, 959,587.68 and 437,226.28 is: 603,748.84
Step by Step Solution
- Step 1: Write the proportion equation
694,919.68 : 959,587.68 = 437,226.28 : x - Step 2: Convert to fraction form
694,919.68/959,587.68 = 437,226.28/x - Step 3: Cross multiply
694,919.68x = 959,587.68 × 437,226.28 - Step 4: Simplify right side
694,919.68x = 419,556,951,660.23 - Step 5: Solve for x
x = 419,556,951,660.23/694,919.68 - Step 6: Final answer
x = 603,748.84
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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.