Finding the Fourth Proportional to 670,696.84, 925,543.14 and 368,891.08
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Solution
The fourth proportional to 670,696.84, 925,543.14 and 368,891.08 is: 509,059.52
Step by Step Solution
- Step 1: Write the proportion equation
670,696.84 : 925,543.14 = 368,891.08 : x - Step 2: Convert to fraction form
670,696.84/925,543.14 = 368,891.08/x - Step 3: Cross multiply
670,696.84x = 925,543.14 × 368,891.08 - Step 4: Simplify right side
670,696.84x = 341,424,608,501.19 - Step 5: Solve for x
x = 341,424,608,501.19/670,696.84 - Step 6: Final answer
x = 509,059.52
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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.