Finding the Fourth Proportional to 588,624.44, 812,317.26 and 330,521.99
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Solution
The fourth proportional to 588,624.44, 812,317.26 and 330,521.99 is: 456,129.07
Step by Step Solution
- Step 1: Write the proportion equation
588,624.44 : 812,317.26 = 330,521.99 : x - Step 2: Convert to fraction form
588,624.44/812,317.26 = 330,521.99/x - Step 3: Cross multiply
588,624.44x = 812,317.26 × 330,521.99 - Step 4: Simplify right side
588,624.44x = 268,488,713,224.96 - Step 5: Solve for x
x = 268,488,713,224.96/588,624.44 - Step 6: Final answer
x = 456,129.07
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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.