Finding the Fourth Proportional to 705,965.88, 974,240.46 and 383,675.99
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Solution
The fourth proportional to 705,965.88, 974,240.46 and 383,675.99 is: 529,476.97
Step by Step Solution
- Step 1: Write the proportion equation
705,965.88 : 974,240.46 = 383,675.99 : x - Step 2: Convert to fraction form
705,965.88/974,240.46 = 383,675.99/x - Step 3: Cross multiply
705,965.88x = 974,240.46 × 383,675.99 - Step 4: Simplify right side
705,965.88x = 373,792,673,597.46 - Step 5: Solve for x
x = 373,792,673,597.46/705,965.88 - Step 6: Final answer
x = 529,476.97
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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.