Finding the Fourth Proportional to 259,876.44, 358,626.78 and 146,703.96
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Solution
The fourth proportional to 259,876.44, 358,626.78 and 146,703.96 is: 202,449.94
Step by Step Solution
- Step 1: Write the proportion equation
259,876.44 : 358,626.78 = 146,703.96 : x - Step 2: Convert to fraction form
259,876.44/358,626.78 = 146,703.96/x - Step 3: Cross multiply
259,876.44x = 358,626.78 × 146,703.96 - Step 4: Simplify right side
259,876.44x = 52,611,968,788.05 - Step 5: Solve for x
x = 52,611,968,788.05/259,876.44 - Step 6: Final answer
x = 202,449.94
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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.