Finding the Fourth Proportional to 292,634.36, 438,966.84 and 92,970.44
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Solution
The fourth proportional to 292,634.36, 438,966.84 and 92,970.44 is: 139,460.52
Step by Step Solution
- Step 1: Write the proportion equation
292,634.36 : 438,966.84 = 92,970.44 : x - Step 2: Convert to fraction form
292,634.36/438,966.84 = 92,970.44/x - Step 3: Cross multiply
292,634.36x = 438,966.84 × 92,970.44 - Step 4: Simplify right side
292,634.36x = 40,810,940,260.21 - Step 5: Solve for x
x = 40,810,940,260.21/292,634.36 - Step 6: Final answer
x = 139,460.52
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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.