Finding the Fourth Proportional to 1,200,191.99, 1,656,293.70 and 683,934.84
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Solution
The fourth proportional to 1,200,191.99, 1,656,293.70 and 683,934.84 is: 943,846.47
Step by Step Solution
- Step 1: Write the proportion equation
1,200,191.99 : 1,656,293.70 = 683,934.84 : x - Step 2: Convert to fraction form
1,200,191.99/1,656,293.70 = 683,934.84/x - Step 3: Cross multiply
1,200,191.99x = 1,656,293.70 × 683,934.84 - Step 4: Simplify right side
1,200,191.99x = 1,132,796,966,702.51 - Step 5: Solve for x
x = 1,132,796,966,702.51/1,200,191.99 - Step 6: Final answer
x = 943,846.47
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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.