Finding the Fourth Proportional to 324,867.14, 487,725.12 and 260,859.46
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Solution
The fourth proportional to 324,867.14, 487,725.12 and 260,859.46 is: 391,629.98
Step by Step Solution
- Step 1: Write the proportion equation
324,867.14 : 487,725.12 = 260,859.46 : x - Step 2: Convert to fraction form
324,867.14/487,725.12 = 260,859.46/x - Step 3: Cross multiply
324,867.14x = 487,725.12 × 260,859.46 - Step 4: Simplify right side
324,867.14x = 127,227,711,431.64 - Step 5: Solve for x
x = 127,227,711,431.64/324,867.14 - Step 6: Final answer
x = 391,629.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.