Finding the Fourth Proportional to 5,440,415.73, 8,160,328.26 and 1,653,603.36
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Solution
The fourth proportional to 5,440,415.73, 8,160,328.26 and 1,653,603.36 is: 2,480,315.27
Step by Step Solution
- Step 1: Write the proportion equation
5,440,415.73 : 8,160,328.26 = 1,653,603.36 : x - Step 2: Convert to fraction form
5,440,415.73/8,160,328.26 = 1,653,603.36/x - Step 3: Cross multiply
5,440,415.73x = 8,160,328.26 × 1,653,603.36 - Step 4: Simplify right side
5,440,415.73x = 13,493,946,229,438.95 - Step 5: Solve for x
x = 13,493,946,229,438.95/5,440,415.73 - Step 6: Final answer
x = 2,480,315.27
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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.