Finding the Fourth Proportional to 593,266.98, 818,701.92 and 321,328.12
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Solution
The fourth proportional to 593,266.98, 818,701.92 and 321,328.12 is: 443,429.28
Step by Step Solution
- Step 1: Write the proportion equation
593,266.98 : 818,701.92 = 321,328.12 : x - Step 2: Convert to fraction form
593,266.98/818,701.92 = 321,328.12/x - Step 3: Cross multiply
593,266.98x = 818,701.92 × 321,328.12 - Step 4: Simplify right side
593,266.98x = 263,071,948,793.99 - Step 5: Solve for x
x = 263,071,948,793.99/593,266.98 - Step 6: Final answer
x = 443,429.28
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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.