Finding the Fourth Proportional to 1,055,616.57, 1,583,181.99 and 629,272.77
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Solution
The fourth proportional to 1,055,616.57, 1,583,181.99 and 629,272.77 is: 943,764.38
Step by Step Solution
- Step 1: Write the proportion equation
1,055,616.57 : 1,583,181.99 = 629,272.77 : x - Step 2: Convert to fraction form
1,055,616.57/1,583,181.99 = 629,272.77/x - Step 3: Cross multiply
1,055,616.57x = 1,583,181.99 × 629,272.77 - Step 4: Simplify right side
1,055,616.57x = 996,253,316,261.41 - Step 5: Solve for x
x = 996,253,316,261.41/1,055,616.57 - Step 6: Final answer
x = 943,764.38
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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.