Finding the Fourth Proportional to 844,586.52, 1,165,529.70 and 462,619.68
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Solution
The fourth proportional to 844,586.52, 1,165,529.70 and 462,619.68 is: 638,415.32
Step by Step Solution
- Step 1: Write the proportion equation
844,586.52 : 1,165,529.70 = 462,619.68 : x - Step 2: Convert to fraction form
844,586.52/1,165,529.70 = 462,619.68/x - Step 3: Cross multiply
844,586.52x = 1,165,529.70 × 462,619.68 - Step 4: Simplify right side
844,586.52x = 539,196,976,844.50 - Step 5: Solve for x
x = 539,196,976,844.50/844,586.52 - Step 6: Final answer
x = 638,415.32
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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.