Finding the Fourth Proportional to 799,448.97, 1,103,192.70 and 436,875.65
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Solution
The fourth proportional to 799,448.97, 1,103,192.70 and 436,875.65 is: 602,862.77
Step by Step Solution
- Step 1: Write the proportion equation
799,448.97 : 1,103,192.70 = 436,875.65 : x - Step 2: Convert to fraction form
799,448.97/1,103,192.70 = 436,875.65/x - Step 3: Cross multiply
799,448.97x = 1,103,192.70 × 436,875.65 - Step 4: Simplify right side
799,448.97x = 481,958,022,371.79 - Step 5: Solve for x
x = 481,958,022,371.79/799,448.97 - Step 6: Final answer
x = 602,862.77
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1.5x scale
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.