Finding the Fourth Proportional to 4,024,184.64, 5,550,562.80 and 2,732,783.28
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Solution
The fourth proportional to 4,024,184.64, 5,550,562.80 and 2,732,783.28 is: 3,769,331.32
Step by Step Solution
- Step 1: Write the proportion equation
4,024,184.64 : 5,550,562.80 = 2,732,783.28 : x - Step 2: Convert to fraction form
4,024,184.64/5,550,562.80 = 2,732,783.28/x - Step 3: Cross multiply
4,024,184.64x = 5,550,562.80 × 2,732,783.28 - Step 4: Simplify right side
4,024,184.64x = 15,168,485,214,429.98 - Step 5: Solve for x
x = 15,168,485,214,429.98/4,024,184.64 - Step 6: Final answer
x = 3,769,331.32
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1.5x scale
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.