Finding the Fourth Proportional to 493,496.39, 740,133.95 and 227,000.99
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Solution
The fourth proportional to 493,496.39, 740,133.95 and 227,000.99 is: 340,450.59
Step by Step Solution
- Step 1: Write the proportion equation
493,496.39 : 740,133.95 = 227,000.99 : x - Step 2: Convert to fraction form
493,496.39/740,133.95 = 227,000.99/x - Step 3: Cross multiply
493,496.39x = 740,133.95 × 227,000.99 - Step 4: Simplify right side
493,496.39x = 168,011,134,546.94 - Step 5: Solve for x
x = 168,011,134,546.94/493,496.39 - Step 6: Final answer
x = 340,450.59
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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.