Finding the Fourth Proportional to 3,042,241.90, 4,198,526.98 and 1,735,522.70
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Solution
The fourth proportional to 3,042,241.90, 4,198,526.98 and 1,735,522.70 is: 2,395,154.34
Step by Step Solution
- Step 1: Write the proportion equation
3,042,241.90 : 4,198,526.98 = 1,735,522.70 : x - Step 2: Convert to fraction form
3,042,241.90/4,198,526.98 = 1,735,522.70/x - Step 3: Cross multiply
3,042,241.90x = 4,198,526.98 × 1,735,522.70 - Step 4: Simplify right side
3,042,241.90x = 7,286,638,880,352.45 - Step 5: Solve for x
x = 7,286,638,880,352.45/3,042,241.90 - Step 6: Final answer
x = 2,395,154.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.