Finding the Fourth Proportional to 746,449.02, 1,021,858.34 and 741,112.74
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Solution
The fourth proportional to 746,449.02, 1,021,858.34 and 741,112.74 is: 1,014,553.18
Step by Step Solution
- Step 1: Write the proportion equation
746,449.02 : 1,021,858.34 = 741,112.74 : x - Step 2: Convert to fraction form
746,449.02/1,021,858.34 = 741,112.74/x - Step 3: Cross multiply
746,449.02x = 1,021,858.34 × 741,112.74 - Step 4: Simplify right side
746,449.02x = 757,312,230,543.69 - Step 5: Solve for x
x = 757,312,230,543.69/746,449.02 - Step 6: Final answer
x = 1,014,553.18
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.