Finding the Fourth Proportional to 354,532.30, 531,354.97 and 177,088.84
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Solution
The fourth proportional to 354,532.30, 531,354.97 and 177,088.84 is: 265,411.74
Step by Step Solution
- Step 1: Write the proportion equation
354,532.30 : 531,354.97 = 177,088.84 : x - Step 2: Convert to fraction form
354,532.30/531,354.97 = 177,088.84/x - Step 3: Cross multiply
354,532.30x = 531,354.97 × 177,088.84 - Step 4: Simplify right side
354,532.30x = 94,097,035,265.53 - Step 5: Solve for x
x = 94,097,035,265.53/354,532.30 - Step 6: Final answer
x = 265,411.74
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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.