Finding the Fourth Proportional to 5,328,774.99, 7,353,750.95 and 2,941,919.76
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Solution
The fourth proportional to 5,328,774.99, 7,353,750.95 and 2,941,919.76 is: 4,059,872.15
Step by Step Solution
- Step 1: Write the proportion equation
5,328,774.99 : 7,353,750.95 = 2,941,919.76 : x - Step 2: Convert to fraction form
5,328,774.99/7,353,750.95 = 2,941,919.76/x - Step 3: Cross multiply
5,328,774.99x = 7,353,750.95 × 2,941,919.76 - Step 4: Simplify right side
5,328,774.99x = 21,634,145,178,445.42 - Step 5: Solve for x
x = 21,634,145,178,445.42/5,328,774.99 - Step 6: Final answer
x = 4,059,872.15
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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.