Finding the Fourth Proportional to 545,905.70, 818,664.15 and 246,529.70
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Solution
The fourth proportional to 545,905.70, 818,664.15 and 246,529.70 is: 369,706.76
Step by Step Solution
- Step 1: Write the proportion equation
545,905.70 : 818,664.15 = 246,529.70 : x - Step 2: Convert to fraction form
545,905.70/818,664.15 = 246,529.70/x - Step 3: Cross multiply
545,905.70x = 818,664.15 × 246,529.70 - Step 4: Simplify right side
545,905.70x = 201,825,027,300.26 - Step 5: Solve for x
x = 201,825,027,300.26/545,905.70 - Step 6: Final answer
x = 369,706.76
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1.5x scale
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.