Finding the Fourth Proportional to 4,550,423.33, 6,279,542.86 and 2,485,438.47
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Solution
The fourth proportional to 4,550,423.33, 6,279,542.86 and 2,485,438.47 is: 3,429,882.51
Step by Step Solution
- Step 1: Write the proportion equation
4,550,423.33 : 6,279,542.86 = 2,485,438.47 : x - Step 2: Convert to fraction form
4,550,423.33/6,279,542.86 = 2,485,438.47/x - Step 3: Cross multiply
4,550,423.33x = 6,279,542.86 × 2,485,438.47 - Step 4: Simplify right side
4,550,423.33x = 15,607,417,415,592.51 - Step 5: Solve for x
x = 15,607,417,415,592.51/4,550,423.33 - Step 6: Final answer
x = 3,429,882.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.