Finding the Fourth Proportional to 1,964,268, 2,946,393.60 and 544,320
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Solution
The fourth proportional to 1,964,268, 2,946,393.60 and 544,320 is: 816,477.67
Step by Step Solution
- Step 1: Write the proportion equation
1,964,268 : 2,946,393.60 = 544,320 : x - Step 2: Convert to fraction form
1,964,268/2,946,393.60 = 544,320/x - Step 3: Cross multiply
1,964,268x = 2,946,393.60 × 544,320 - Step 4: Simplify right side
1,964,268x = 1,603,780,964,352 - Step 5: Solve for x
x = 1,603,780,964,352/1,964,268 - Step 6: Final answer
x = 816,477.67
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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.