Finding the Fourth Proportional to 845,314.96, 1,166,529.36 and 463,357.84
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Solution
The fourth proportional to 845,314.96, 1,166,529.36 and 463,357.84 is: 639,430.92
Step by Step Solution
- Step 1: Write the proportion equation
845,314.96 : 1,166,529.36 = 463,357.84 : x - Step 2: Convert to fraction form
845,314.96/1,166,529.36 = 463,357.84/x - Step 3: Cross multiply
845,314.96x = 1,166,529.36 × 463,357.84 - Step 4: Simplify right side
845,314.96x = 540,520,524,546.18 - Step 5: Solve for x
x = 540,520,524,546.18/845,314.96 - Step 6: Final answer
x = 639,430.92
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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.