Finding the Fourth Proportional to 432,053.87, 596,138.87 and 250,660.67
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Solution
The fourth proportional to 432,053.87, 596,138.87 and 250,660.67 is: 345,856.33
Step by Step Solution
- Step 1: Write the proportion equation
432,053.87 : 596,138.87 = 250,660.67 : x - Step 2: Convert to fraction form
432,053.87/596,138.87 = 250,660.67/x - Step 3: Cross multiply
432,053.87x = 596,138.87 × 250,660.67 - Step 4: Simplify right side
432,053.87x = 149,428,566,213.20 - Step 5: Solve for x
x = 149,428,566,213.20/432,053.87 - Step 6: Final answer
x = 345,856.33
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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.