Finding the Fourth Proportional to 294,974.13, 442,461.22 and 117,605.70
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Solution
The fourth proportional to 294,974.13, 442,461.22 and 117,605.70 is: 176,408.55
Step by Step Solution
- Step 1: Write the proportion equation
294,974.13 : 442,461.22 = 117,605.70 : x - Step 2: Convert to fraction form
294,974.13/442,461.22 = 117,605.70/x - Step 3: Cross multiply
294,974.13x = 442,461.22 × 117,605.70 - Step 4: Simplify right side
294,974.13x = 52,035,959,714.44 - Step 5: Solve for x
x = 52,035,959,714.44/294,974.13 - Step 6: Final answer
x = 176,408.55
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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.