Finding the Fourth Proportional to 7,976,524.91, 11,962,277.75 and 2,583,924.18
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Solution
The fourth proportional to 7,976,524.91, 11,962,277.75 and 2,583,924.18 is: 3,875,073.30
Step by Step Solution
- Step 1: Write the proportion equation
7,976,524.91 : 11,962,277.75 = 2,583,924.18 : x - Step 2: Convert to fraction form
7,976,524.91/11,962,277.75 = 2,583,924.18/x - Step 3: Cross multiply
7,976,524.91x = 11,962,277.75 × 2,583,924.18 - Step 4: Simplify right side
7,976,524.91x = 30,909,618,713,181.38 - Step 5: Solve for x
x = 30,909,618,713,181.38/7,976,524.91 - Step 6: Final answer
x = 3,875,073.30
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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.