Finding the Fourth Proportional to 470,973.24, 649,929.36 and 267,043.68
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Solution
The fourth proportional to 470,973.24, 649,929.36 and 267,043.68 is: 368,512.50
Step by Step Solution
- Step 1: Write the proportion equation
470,973.24 : 649,929.36 = 267,043.68 : x - Step 2: Convert to fraction form
470,973.24/649,929.36 = 267,043.68/x - Step 3: Cross multiply
470,973.24x = 649,929.36 × 267,043.68 - Step 4: Simplify right side
470,973.24x = 173,559,528,034.45 - Step 5: Solve for x
x = 173,559,528,034.45/470,973.24 - Step 6: Final answer
x = 368,512.50
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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.