Finding the Fourth Proportional to 462,917.01, 638,886.84 and 259,046.49
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Solution
The fourth proportional to 462,917.01, 638,886.84 and 259,046.49 is: 357,518.50
Step by Step Solution
- Step 1: Write the proportion equation
462,917.01 : 638,886.84 = 259,046.49 : x - Step 2: Convert to fraction form
462,917.01/638,886.84 = 259,046.49/x - Step 3: Cross multiply
462,917.01x = 638,886.84 × 259,046.49 - Step 4: Simplify right side
462,917.01x = 165,501,393,409.19 - Step 5: Solve for x
x = 165,501,393,409.19/462,917.01 - Step 6: Final answer
x = 357,518.50
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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.