Finding the Fourth Proportional to 5,280,102.92, 7,918,885.92 and 2,437,484.06
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Solution
The fourth proportional to 5,280,102.92, 7,918,885.92 and 2,437,484.06 is: 3,655,640.52
Step by Step Solution
- Step 1: Write the proportion equation
5,280,102.92 : 7,918,885.92 = 2,437,484.06 : x - Step 2: Convert to fraction form
5,280,102.92/7,918,885.92 = 2,437,484.06/x - Step 3: Cross multiply
5,280,102.92x = 7,918,885.92 × 2,437,484.06 - Step 4: Simplify right side
5,280,102.92x = 19,302,158,202,958.43 - Step 5: Solve for x
x = 19,302,158,202,958.43/5,280,102.92 - Step 6: Final answer
x = 3,655,640.52
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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.