Finding the Fourth Proportional to 1,017,664.09, 1,404,276.95 and 587,934.99
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Solution
The fourth proportional to 1,017,664.09, 1,404,276.95 and 587,934.99 is: 811,292.81
Step by Step Solution
- Step 1: Write the proportion equation
1,017,664.09 : 1,404,276.95 = 587,934.99 : x - Step 2: Convert to fraction form
1,017,664.09/1,404,276.95 = 587,934.99/x - Step 3: Cross multiply
1,017,664.09x = 1,404,276.95 × 587,934.99 - Step 4: Simplify right side
1,017,664.09x = 825,623,556,025.32 - Step 5: Solve for x
x = 825,623,556,025.32/1,017,664.09 - Step 6: Final answer
x = 811,292.81
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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.