Finding the Fourth Proportional to 7,560,408.24, 11,340,653.40 and 1,880,632.62
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Solution
The fourth proportional to 7,560,408.24, 11,340,653.40 and 1,880,632.62 is: 2,820,959.14
Step by Step Solution
- Step 1: Write the proportion equation
7,560,408.24 : 11,340,653.40 = 1,880,632.62 : x - Step 2: Convert to fraction form
7,560,408.24/11,340,653.40 = 1,880,632.62/x - Step 3: Cross multiply
7,560,408.24x = 11,340,653.40 × 1,880,632.62 - Step 4: Simplify right side
7,560,408.24x = 21,327,602,716,153.91 - Step 5: Solve for x
x = 21,327,602,716,153.91/7,560,408.24 - Step 6: Final answer
x = 2,820,959.14
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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.