Finding the Fourth Proportional to 429,120.44, 592,099.98 and 259,364.12
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Solution
The fourth proportional to 429,120.44, 592,099.98 and 259,364.12 is: 357,870.37
Step by Step Solution
- Step 1: Write the proportion equation
429,120.44 : 592,099.98 = 259,364.12 : x - Step 2: Convert to fraction form
429,120.44/592,099.98 = 259,364.12/x - Step 3: Cross multiply
429,120.44x = 592,099.98 × 259,364.12 - Step 4: Simplify right side
429,120.44x = 153,569,490,264.72 - Step 5: Solve for x
x = 153,569,490,264.72/429,120.44 - Step 6: Final answer
x = 357,870.37
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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.