Finding the Fourth Proportional to 352,364.68, 528,547.26 and 103,046.92
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Solution
The fourth proportional to 352,364.68, 528,547.26 and 103,046.92 is: 154,570.45
Step by Step Solution
- Step 1: Write the proportion equation
352,364.68 : 528,547.26 = 103,046.92 : x - Step 2: Convert to fraction form
352,364.68/528,547.26 = 103,046.92/x - Step 3: Cross multiply
352,364.68x = 528,547.26 × 103,046.92 - Step 4: Simplify right side
352,364.68x = 54,465,167,217.44 - Step 5: Solve for x
x = 54,465,167,217.44/352,364.68 - Step 6: Final answer
x = 154,570.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.