Finding the Fourth Proportional to 1,476,873.99, 2,037,074.40 and 904,197.15
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Solution
The fourth proportional to 1,476,873.99, 2,037,074.40 and 904,197.15 is: 1,247,172.66
Step by Step Solution
- Step 1: Write the proportion equation
1,476,873.99 : 2,037,074.40 = 904,197.15 : x - Step 2: Convert to fraction form
1,476,873.99/2,037,074.40 = 904,197.15/x - Step 3: Cross multiply
1,476,873.99x = 2,037,074.40 × 904,197.15 - Step 4: Simplify right side
1,476,873.99x = 1,841,916,866,817.96 - Step 5: Solve for x
x = 1,841,916,866,817.96/1,476,873.99 - Step 6: Final answer
x = 1,247,172.66
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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.