Finding the Fourth Proportional to 5,046,220.80, 7,571,404.80 and 1,852,876.80
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Solution
The fourth proportional to 5,046,220.80, 7,571,404.80 and 1,852,876.80 is: 2,780,076.59
Step by Step Solution
- Step 1: Write the proportion equation
5,046,220.80 : 7,571,404.80 = 1,852,876.80 : x - Step 2: Convert to fraction form
5,046,220.80/7,571,404.80 = 1,852,876.80/x - Step 3: Cross multiply
5,046,220.80x = 7,571,404.80 × 1,852,876.80 - Step 4: Simplify right side
5,046,220.80x = 14,028,880,297,328.64 - Step 5: Solve for x
x = 14,028,880,297,328.64/5,046,220.80 - Step 6: Final answer
x = 2,780,076.59
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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.