Finding the Fourth Proportional to 558,769.92, 771,102.44 and 304,122.92
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Solution
The fourth proportional to 558,769.92, 771,102.44 and 304,122.92 is: 419,689.60
Step by Step Solution
- Step 1: Write the proportion equation
558,769.92 : 771,102.44 = 304,122.92 : x - Step 2: Convert to fraction form
558,769.92/771,102.44 = 304,122.92/x - Step 3: Cross multiply
558,769.92x = 771,102.44 × 304,122.92 - Step 4: Simplify right side
558,769.92x = 234,509,925,671.93 - Step 5: Solve for x
x = 234,509,925,671.93/558,769.92 - Step 6: Final answer
x = 419,689.60
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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.