Finding the Fourth Proportional to 573,024.99, 790,760.30 and 318,376.79
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Solution
The fourth proportional to 573,024.99, 790,760.30 and 318,376.79 is: 439,352.08
Step by Step Solution
- Step 1: Write the proportion equation
573,024.99 : 790,760.30 = 318,376.79 : x - Step 2: Convert to fraction form
573,024.99/790,760.30 = 318,376.79/x - Step 3: Cross multiply
573,024.99x = 790,760.30 × 318,376.79 - Step 4: Simplify right side
573,024.99x = 251,759,720,427.75 - Step 5: Solve for x
x = 251,759,720,427.75/573,024.99 - Step 6: Final answer
x = 439,352.08
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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.