Finding the Fourth Proportional to 1,043,811.04, 1,440,435.81 and 608,201.24
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Solution
The fourth proportional to 1,043,811.04, 1,440,435.81 and 608,201.24 is: 839,304.07
Step by Step Solution
- Step 1: Write the proportion equation
1,043,811.04 : 1,440,435.81 = 608,201.24 : x - Step 2: Convert to fraction form
1,043,811.04/1,440,435.81 = 608,201.24/x - Step 3: Cross multiply
1,043,811.04x = 1,440,435.81 × 608,201.24 - Step 4: Simplify right side
1,043,811.04x = 876,074,851,664.25 - Step 5: Solve for x
x = 876,074,851,664.25/1,043,811.04 - Step 6: Final answer
x = 839,304.07
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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.