Finding the Fourth Proportional to 226,587.24, 312,756.12 and 140,572.44
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Solution
The fourth proportional to 226,587.24, 312,756.12 and 140,572.44 is: 194,030.74
Step by Step Solution
- Step 1: Write the proportion equation
226,587.24 : 312,756.12 = 140,572.44 : x - Step 2: Convert to fraction form
226,587.24/312,756.12 = 140,572.44/x - Step 3: Cross multiply
226,587.24x = 312,756.12 × 140,572.44 - Step 4: Simplify right side
226,587.24x = 43,964,890,913.33 - Step 5: Solve for x
x = 43,964,890,913.33/226,587.24 - Step 6: Final answer
x = 194,030.74
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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.