Finding the Fourth Proportional to 676,286.74, 1,014,497.84 and 249,934.63
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Solution
The fourth proportional to 676,286.74, 1,014,497.84 and 249,934.63 is: 374,926.98
Step by Step Solution
- Step 1: Write the proportion equation
676,286.74 : 1,014,497.84 = 249,934.63 : x - Step 2: Convert to fraction form
676,286.74/1,014,497.84 = 249,934.63/x - Step 3: Cross multiply
676,286.74x = 1,014,497.84 × 249,934.63 - Step 4: Simplify right side
676,286.74x = 253,558,142,276.20 - Step 5: Solve for x
x = 253,558,142,276.20/676,286.74 - Step 6: Final answer
x = 374,926.98
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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.