Finding the Fourth Proportional to 6,248,741.40, 9,373,112.10 and 2,205,197.10
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Solution
The fourth proportional to 6,248,741.40, 9,373,112.10 and 2,205,197.10 is: 3,307,795.65
Step by Step Solution
- Step 1: Write the proportion equation
6,248,741.40 : 9,373,112.10 = 2,205,197.10 : x - Step 2: Convert to fraction form
6,248,741.40/9,373,112.10 = 2,205,197.10/x - Step 3: Cross multiply
6,248,741.40x = 9,373,112.10 × 2,205,197.10 - Step 4: Simplify right side
6,248,741.40x = 20,669,559,620,894.91 - Step 5: Solve for x
x = 20,669,559,620,894.91/6,248,741.40 - Step 6: Final answer
x = 3,307,795.65
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1.5x scale
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.