Finding the Fourth Proportional to 1,062,426.88, 1,466,112 and 578,982.24
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Solution
The fourth proportional to 1,062,426.88, 1,466,112 and 578,982.24 is: 798,975.28
Step by Step Solution
- Step 1: Write the proportion equation
1,062,426.88 : 1,466,112 = 578,982.24 : x - Step 2: Convert to fraction form
1,062,426.88/1,466,112 = 578,982.24/x - Step 3: Cross multiply
1,062,426.88x = 1,466,112 × 578,982.24 - Step 4: Simplify right side
1,062,426.88x = 848,852,809,850.88 - Step 5: Solve for x
x = 848,852,809,850.88/1,062,426.88 - Step 6: Final answer
x = 798,975.28
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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.