Finding the Fourth Proportional to 5,262,272.44, 7,893,408.96 and 1,273,184.44
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Solution
The fourth proportional to 5,262,272.44, 7,893,408.96 and 1,273,184.44 is: 1,909,776.73
Step by Step Solution
- Step 1: Write the proportion equation
5,262,272.44 : 7,893,408.96 = 1,273,184.44 : x - Step 2: Convert to fraction form
5,262,272.44/7,893,408.96 = 1,273,184.44/x - Step 3: Cross multiply
5,262,272.44x = 7,893,408.96 × 1,273,184.44 - Step 4: Simplify right side
5,262,272.44x = 10,049,765,466,428.58 - Step 5: Solve for x
x = 10,049,765,466,428.58/5,262,272.44 - Step 6: Final answer
x = 1,909,776.73
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1.5x scale
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.