Finding the Fourth Proportional to 583,578.81, 805,344.89 and 328,929.99
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Solution
The fourth proportional to 583,578.81, 805,344.89 and 328,929.99 is: 453,926.84
Step by Step Solution
- Step 1: Write the proportion equation
583,578.81 : 805,344.89 = 328,929.99 : x - Step 2: Convert to fraction form
583,578.81/805,344.89 = 328,929.99/x - Step 3: Cross multiply
583,578.81x = 805,344.89 × 328,929.99 - Step 4: Simplify right side
583,578.81x = 264,902,086,614.25 - Step 5: Solve for x
x = 264,902,086,614.25/583,578.81 - Step 6: Final answer
x = 453,926.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.