Finding the Fourth Proportional to 6,358,645.00, 8,774,847.57 and 3,457,974.12
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Solution
The fourth proportional to 6,358,645.00, 8,774,847.57 and 3,457,974.12 is: 4,771,959.40
Step by Step Solution
- Step 1: Write the proportion equation
6,358,645.00 : 8,774,847.57 = 3,457,974.12 : x - Step 2: Convert to fraction form
6,358,645.00/8,774,847.57 = 3,457,974.12/x - Step 3: Cross multiply
6,358,645.00x = 8,774,847.57 × 3,457,974.12 - Step 4: Simplify right side
6,358,645.00x = 30,343,195,764,615.51 - Step 5: Solve for x
x = 30,343,195,764,615.51/6,358,645.00 - Step 6: Final answer
x = 4,771,959.40
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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.