Finding the Fourth Proportional to 753,794.44, 1,130,913.52 and 274,014.68
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Solution
The fourth proportional to 753,794.44, 1,130,913.52 and 274,014.68 is: 411,102.67
Step by Step Solution
- Step 1: Write the proportion equation
753,794.44 : 1,130,913.52 = 274,014.68 : x - Step 2: Convert to fraction form
753,794.44/1,130,913.52 = 274,014.68/x - Step 3: Cross multiply
753,794.44x = 1,130,913.52 × 274,014.68 - Step 4: Simplify right side
753,794.44x = 309,886,908,731.67 - Step 5: Solve for x
x = 309,886,908,731.67/753,794.44 - Step 6: Final answer
x = 411,102.67
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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.