Finding the Fourth Proportional to 7,254,420.67, 10,882,959.60 and 2,992,263.85
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Solution
The fourth proportional to 7,254,420.67, 10,882,959.60 and 2,992,263.85 is: 4,488,943.79
Step by Step Solution
- Step 1: Write the proportion equation
7,254,420.67 : 10,882,959.60 = 2,992,263.85 : x - Step 2: Convert to fraction form
7,254,420.67/10,882,959.60 = 2,992,263.85/x - Step 3: Cross multiply
7,254,420.67x = 10,882,959.60 × 2,992,263.85 - Step 4: Simplify right side
7,254,420.67x = 32,564,686,592,090.46 - Step 5: Solve for x
x = 32,564,686,592,090.46/7,254,420.67 - Step 6: Final answer
x = 4,488,943.79
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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.