Finding the Fourth Proportional to 1,686,453.36, 2,529,857.26 and 549,304.17
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Solution
The fourth proportional to 1,686,453.36, 2,529,857.26 and 549,304.17 is: 824,013.98
Step by Step Solution
- Step 1: Write the proportion equation
1,686,453.36 : 2,529,857.26 = 549,304.17 : x - Step 2: Convert to fraction form
1,686,453.36/2,529,857.26 = 549,304.17/x - Step 3: Cross multiply
1,686,453.36x = 2,529,857.26 × 549,304.17 - Step 4: Simplify right side
1,686,453.36x = 1,389,661,142,422.77 - Step 5: Solve for x
x = 1,389,661,142,422.77/1,686,453.36 - Step 6: Final answer
x = 824,013.98
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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.