Finding the Fourth Proportional to 1,728,809, 2,593,228.08 and 606,878
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Solution
The fourth proportional to 1,728,809, 2,593,228.08 and 606,878 is: 910,322.12
Step by Step Solution
- Step 1: Write the proportion equation
1,728,809 : 2,593,228.08 = 606,878 : x - Step 2: Convert to fraction form
1,728,809/2,593,228.08 = 606,878/x - Step 3: Cross multiply
1,728,809x = 2,593,228.08 × 606,878 - Step 4: Simplify right side
1,728,809x = 1,573,773,070,734.24 - Step 5: Solve for x
x = 1,573,773,070,734.24/1,728,809 - Step 6: Final answer
x = 910,322.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.