Finding the Fourth Proportional to 527,754.74, 791,332.21 and 207,733.16
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Solution
The fourth proportional to 527,754.74, 791,332.21 and 207,733.16 is: 311,481.70
Step by Step Solution
- Step 1: Write the proportion equation
527,754.74 : 791,332.21 = 207,733.16 : x - Step 2: Convert to fraction form
527,754.74/791,332.21 = 207,733.16/x - Step 3: Cross multiply
527,754.74x = 791,332.21 × 207,733.16 - Step 4: Simplify right side
527,754.74x = 164,385,942,052.08 - Step 5: Solve for x
x = 164,385,942,052.08/527,754.74 - Step 6: Final answer
x = 311,481.70
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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.