Finding the Fourth Proportional to 886,806.20, 1,328,750.10 and 512,175.80
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Solution
The fourth proportional to 886,806.20, 1,328,750.10 and 512,175.80 is: 767,420.94
Step by Step Solution
- Step 1: Write the proportion equation
886,806.20 : 1,328,750.10 = 512,175.80 : x - Step 2: Convert to fraction form
886,806.20/1,328,750.10 = 512,175.80/x - Step 3: Cross multiply
886,806.20x = 1,328,750.10 × 512,175.80 - Step 4: Simplify right side
886,806.20x = 680,553,645,467.58 - Step 5: Solve for x
x = 680,553,645,467.58/886,806.20 - Step 6: Final answer
x = 767,420.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.