Finding the Fourth Proportional to 1,120,899.44, 1,546,875.41 and 637,534.23
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Solution
The fourth proportional to 1,120,899.44, 1,546,875.41 and 637,534.23 is: 879,816.68
Step by Step Solution
- Step 1: Write the proportion equation
1,120,899.44 : 1,546,875.41 = 637,534.23 : x - Step 2: Convert to fraction form
1,120,899.44/1,546,875.41 = 637,534.23/x - Step 3: Cross multiply
1,120,899.44x = 1,546,875.41 × 637,534.23 - Step 4: Simplify right side
1,120,899.44x = 986,186,020,232.61 - Step 5: Solve for x
x = 986,186,020,232.61/1,120,899.44 - Step 6: Final answer
x = 879,816.68
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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.