Finding the Fourth Proportional to 1,257,038.58, 1,885,734.96 and 403,824.12
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Solution
The fourth proportional to 1,257,038.58, 1,885,734.96 and 403,824.12 is: 605,793.07
Step by Step Solution
- Step 1: Write the proportion equation
1,257,038.58 : 1,885,734.96 = 403,824.12 : x - Step 2: Convert to fraction form
1,257,038.58/1,885,734.96 = 403,824.12/x - Step 3: Cross multiply
1,257,038.58x = 1,885,734.96 × 403,824.12 - Step 4: Simplify right side
1,257,038.58x = 761,505,260,775.24 - Step 5: Solve for x
x = 761,505,260,775.24/1,257,038.58 - Step 6: Final answer
x = 605,793.07
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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.