Finding the Fourth Proportional to 532,772.70, 799,612.65 and 217,455.90
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Solution
The fourth proportional to 532,772.70, 799,612.65 and 217,455.90 is: 326,368.99
Step by Step Solution
- Step 1: Write the proportion equation
532,772.70 : 799,612.65 = 217,455.90 : x - Step 2: Convert to fraction form
532,772.70/799,612.65 = 217,455.90/x - Step 3: Cross multiply
532,772.70x = 799,612.65 × 217,455.90 - Step 4: Simplify right side
532,772.70x = 173,880,488,457.14 - Step 5: Solve for x
x = 173,880,488,457.14/532,772.70 - Step 6: Final answer
x = 326,368.99
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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.