Finding the Fourth Proportional to 1,512,477.75, 2,087,263.85 and 833,457.99
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Solution
The fourth proportional to 1,512,477.75, 2,087,263.85 and 833,457.99 is: 1,150,196.58
Step by Step Solution
- Step 1: Write the proportion equation
1,512,477.75 : 2,087,263.85 = 833,457.99 : x - Step 2: Convert to fraction form
1,512,477.75/2,087,263.85 = 833,457.99/x - Step 3: Cross multiply
1,512,477.75x = 2,087,263.85 × 833,457.99 - Step 4: Simplify right side
1,512,477.75x = 1,739,646,728,853.37 - Step 5: Solve for x
x = 1,739,646,728,853.37/1,512,477.75 - Step 6: Final answer
x = 1,150,196.58
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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.