Finding the Fourth Proportional to 584,990.99, 806,506.89 and 464,531.03
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Solution
The fourth proportional to 584,990.99, 806,506.89 and 464,531.03 is: 640,432.90
Step by Step Solution
- Step 1: Write the proportion equation
584,990.99 : 806,506.89 = 464,531.03 : x - Step 2: Convert to fraction form
584,990.99/806,506.89 = 464,531.03/x - Step 3: Cross multiply
584,990.99x = 806,506.89 × 464,531.03 - Step 4: Simplify right side
584,990.99x = 374,647,472,281.26 - Step 5: Solve for x
x = 374,647,472,281.26/584,990.99 - Step 6: Final answer
x = 640,432.90
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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.