Finding the Fourth Proportional to 228,571.23, 341,466.88 and 147,952.47
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Solution
The fourth proportional to 228,571.23, 341,466.88 and 147,952.47 is: 221,028.99
Step by Step Solution
- Step 1: Write the proportion equation
228,571.23 : 341,466.88 = 147,952.47 : x - Step 2: Convert to fraction form
228,571.23/341,466.88 = 147,952.47/x - Step 3: Cross multiply
228,571.23x = 341,466.88 × 147,952.47 - Step 4: Simplify right side
228,571.23x = 50,520,867,949.31 - Step 5: Solve for x
x = 50,520,867,949.31/228,571.23 - Step 6: Final answer
x = 221,028.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.