Finding the Fourth Proportional to 3,349,177.60, 5,024,932.80 and 1,457,276.80
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Solution
The fourth proportional to 3,349,177.60, 5,024,932.80 and 1,457,276.80 is: 2,186,422.72
Step by Step Solution
- Step 1: Write the proportion equation
3,349,177.60 : 5,024,932.80 = 1,457,276.80 : x - Step 2: Convert to fraction form
3,349,177.60/5,024,932.80 = 1,457,276.80/x - Step 3: Cross multiply
3,349,177.60x = 5,024,932.80 × 1,457,276.80 - Step 4: Simplify right side
3,349,177.60x = 7,322,717,990,999.04 - Step 5: Solve for x
x = 7,322,717,990,999.04/3,349,177.60 - Step 6: Final answer
x = 2,186,422.72
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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.