Finding the Fourth Proportional to 5,726,987.52, 8,579,013.12 and 3,451,246.08
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Solution
The fourth proportional to 5,726,987.52, 8,579,013.12 and 3,451,246.08 is: 5,169,958.08
Step by Step Solution
- Step 1: Write the proportion equation
5,726,987.52 : 8,579,013.12 = 3,451,246.08 : x - Step 2: Convert to fraction form
5,726,987.52/8,579,013.12 = 3,451,246.08/x - Step 3: Cross multiply
5,726,987.52x = 8,579,013.12 × 3,451,246.08 - Step 4: Simplify right side
5,726,987.52x = 29,608,285,400,668.57 - Step 5: Solve for x
x = 29,608,285,400,668.57/5,726,987.52 - Step 6: Final answer
x = 5,169,958.08
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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.