Finding the Fourth Proportional to 2,173,129.94, 3,259,710.84 and 824,929.22
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Solution
The fourth proportional to 2,173,129.94, 3,259,710.84 and 824,929.22 is: 1,237,399.88
Step by Step Solution
- Step 1: Write the proportion equation
2,173,129.94 : 3,259,710.84 = 824,929.22 : x - Step 2: Convert to fraction form
2,173,129.94/3,259,710.84 = 824,929.22/x - Step 3: Cross multiply
2,173,129.94x = 3,259,710.84 × 824,929.22 - Step 4: Simplify right side
2,173,129.94x = 2,689,030,720,666.74 - Step 5: Solve for x
x = 2,689,030,720,666.74/2,173,129.94 - Step 6: Final answer
x = 1,237,399.88
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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.