Finding the Fourth Proportional to 545,829.99, 817,839.84 and 331,950.99
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Solution
The fourth proportional to 545,829.99, 817,839.84 and 331,950.99 is: 497,376.01
Step by Step Solution
- Step 1: Write the proportion equation
545,829.99 : 817,839.84 = 331,950.99 : x - Step 2: Convert to fraction form
545,829.99/817,839.84 = 331,950.99/x - Step 3: Cross multiply
545,829.99x = 817,839.84 × 331,950.99 - Step 4: Simplify right side
545,829.99x = 271,482,744,549.44 - Step 5: Solve for x
x = 271,482,744,549.44/545,829.99 - Step 6: Final answer
x = 497,376.01
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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.