Finding the Fourth Proportional to 506,472.16, 759,716.88 and 417,376.48
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Solution
The fourth proportional to 506,472.16, 759,716.88 and 417,376.48 is: 626,071.84
Step by Step Solution
- Step 1: Write the proportion equation
506,472.16 : 759,716.88 = 417,376.48 : x - Step 2: Convert to fraction form
506,472.16/759,716.88 = 417,376.48/x - Step 3: Cross multiply
506,472.16x = 759,716.88 × 417,376.48 - Step 4: Simplify right side
506,472.16x = 317,087,957,170.98 - Step 5: Solve for x
x = 317,087,957,170.98/506,472.16 - Step 6: Final answer
x = 626,071.84
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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.