Finding the Fourth Proportional to 1,108,657.54, 1,662,971.73 and 267,202
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Solution
The fourth proportional to 1,108,657.54, 1,662,971.73 and 267,202 is: 400,799.49
Step by Step Solution
- Step 1: Write the proportion equation
1,108,657.54 : 1,662,971.73 = 267,202 : x - Step 2: Convert to fraction form
1,108,657.54/1,662,971.73 = 267,202/x - Step 3: Cross multiply
1,108,657.54x = 1,662,971.73 × 267,202 - Step 4: Simplify right side
1,108,657.54x = 444,349,372,199.46 - Step 5: Solve for x
x = 444,349,372,199.46/1,108,657.54 - Step 6: Final answer
x = 400,799.49
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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.