Finding the Fourth Proportional to 544,708.80, 816,771.60 and 228,808.80
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Solution
The fourth proportional to 544,708.80, 816,771.60 and 228,808.80 is: 343,090.71
Step by Step Solution
- Step 1: Write the proportion equation
544,708.80 : 816,771.60 = 228,808.80 : x - Step 2: Convert to fraction form
544,708.80/816,771.60 = 228,808.80/x - Step 3: Cross multiply
544,708.80x = 816,771.60 × 228,808.80 - Step 4: Simplify right side
544,708.80x = 186,884,529,670.08 - Step 5: Solve for x
x = 186,884,529,670.08/544,708.80 - Step 6: Final answer
x = 343,090.71
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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.