Finding the Fourth Proportional to 925,557.84, 1,387,986.36 and 504,604.56
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Solution
The fourth proportional to 925,557.84, 1,387,986.36 and 504,604.56 is: 756,715.81
Step by Step Solution
- Step 1: Write the proportion equation
925,557.84 : 1,387,986.36 = 504,604.56 : x - Step 2: Convert to fraction form
925,557.84/1,387,986.36 = 504,604.56/x - Step 3: Cross multiply
925,557.84x = 1,387,986.36 × 504,604.56 - Step 4: Simplify right side
925,557.84x = 700,384,246,473.80 - Step 5: Solve for x
x = 700,384,246,473.80/925,557.84 - Step 6: Final answer
x = 756,715.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.