Finding the Fourth Proportional to 1,136,198.81, 1,567,987.17 and 626,933.99
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Solution
The fourth proportional to 1,136,198.81, 1,567,987.17 and 626,933.99 is: 865,187.01
Step by Step Solution
- Step 1: Write the proportion equation
1,136,198.81 : 1,567,987.17 = 626,933.99 : x - Step 2: Convert to fraction form
1,136,198.81/1,567,987.17 = 626,933.99/x - Step 3: Cross multiply
1,136,198.81x = 1,567,987.17 × 626,933.99 - Step 4: Simplify right side
1,136,198.81x = 983,024,454,325.87 - Step 5: Solve for x
x = 983,024,454,325.87/1,136,198.81 - Step 6: Final answer
x = 865,187.01
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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.