Finding the Fourth Proportional to 548,566.96, 757,092.52 and 306,862.96
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Solution
The fourth proportional to 548,566.96, 757,092.52 and 306,862.96 is: 423,510.11
Step by Step Solution
- Step 1: Write the proportion equation
548,566.96 : 757,092.52 = 306,862.96 : x - Step 2: Convert to fraction form
548,566.96/757,092.52 = 306,862.96/x - Step 3: Cross multiply
548,566.96x = 757,092.52 × 306,862.96 - Step 4: Simplify right side
548,566.96x = 232,323,651,681.06 - Step 5: Solve for x
x = 232,323,651,681.06/548,566.96 - Step 6: Final answer
x = 423,510.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.