Finding the Fourth Proportional to 584,027.75, 805,959.51 and 315,755.75
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Solution
The fourth proportional to 584,027.75, 805,959.51 and 315,755.75 is: 435,743.59
Step by Step Solution
- Step 1: Write the proportion equation
584,027.75 : 805,959.51 = 315,755.75 : x - Step 2: Convert to fraction form
584,027.75/805,959.51 = 315,755.75/x - Step 3: Cross multiply
584,027.75x = 805,959.51 × 315,755.75 - Step 4: Simplify right side
584,027.75x = 254,486,349,549.68 - Step 5: Solve for x
x = 254,486,349,549.68/584,027.75 - Step 6: Final answer
x = 435,743.59
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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.