Finding the Fourth Proportional to 584,986.99, 806,501.37 and 464,527.03
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Solution
The fourth proportional to 584,986.99, 806,501.37 and 464,527.03 is: 640,427.38
Step by Step Solution
- Step 1: Write the proportion equation
584,986.99 : 806,501.37 = 464,527.03 : x - Step 2: Convert to fraction form
584,986.99/806,501.37 = 464,527.03/x - Step 3: Cross multiply
584,986.99x = 806,501.37 × 464,527.03 - Step 4: Simplify right side
584,986.99x = 374,641,686,097.03 - Step 5: Solve for x
x = 374,641,686,097.03/584,986.99 - Step 6: Final answer
x = 640,427.38
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1.5x scale
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.