Finding the Fourth Proportional to 713,674.23, 984,915.98 and 471,532.02
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Solution
The fourth proportional to 713,674.23, 984,915.98 and 471,532.02 is: 650,744.28
Step by Step Solution
- Step 1: Write the proportion equation
713,674.23 : 984,915.98 = 471,532.02 : x - Step 2: Convert to fraction form
713,674.23/984,915.98 = 471,532.02/x - Step 3: Cross multiply
713,674.23x = 984,915.98 × 471,532.02 - Step 4: Simplify right side
713,674.23x = 464,419,421,579.68 - Step 5: Solve for x
x = 464,419,421,579.68/713,674.23 - Step 6: Final answer
x = 650,744.28
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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.