Finding the Fourth Proportional to 804,729.96, 1,207,281.75 and 236,088.09
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Solution
The fourth proportional to 804,729.96, 1,207,281.75 and 236,088.09 is: 354,186.94
Step by Step Solution
- Step 1: Write the proportion equation
804,729.96 : 1,207,281.75 = 236,088.09 : x - Step 2: Convert to fraction form
804,729.96/1,207,281.75 = 236,088.09/x - Step 3: Cross multiply
804,729.96x = 1,207,281.75 × 236,088.09 - Step 4: Simplify right side
804,729.96x = 285,024,842,449.36 - Step 5: Solve for x
x = 285,024,842,449.36/804,729.96 - Step 6: Final answer
x = 354,186.94
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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.