Finding the Fourth Proportional to 7,301,704.20, 10,959,252.30 and 3,709,969.80
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Solution
The fourth proportional to 7,301,704.20, 10,959,252.30 and 3,709,969.80 is: 5,568,356.91
Step by Step Solution
- Step 1: Write the proportion equation
7,301,704.20 : 10,959,252.30 = 3,709,969.80 : x - Step 2: Convert to fraction form
7,301,704.20/10,959,252.30 = 3,709,969.80/x - Step 3: Cross multiply
7,301,704.20x = 10,959,252.30 × 3,709,969.80 - Step 4: Simplify right side
7,301,704.20x = 40,658,495,063,580.54 - Step 5: Solve for x
x = 40,658,495,063,580.54/7,301,704.20 - Step 6: Final answer
x = 5,568,356.91
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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.