Finding the Fourth Proportional to 5,623,302.41, 8,435,242.47 and 1,580,105.52
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Solution
The fourth proportional to 5,623,302.41, 8,435,242.47 and 1,580,105.52 is: 2,370,239.45
Step by Step Solution
- Step 1: Write the proportion equation
5,623,302.41 : 8,435,242.47 = 1,580,105.52 : x - Step 2: Convert to fraction form
5,623,302.41/8,435,242.47 = 1,580,105.52/x - Step 3: Cross multiply
5,623,302.41x = 8,435,242.47 × 1,580,105.52 - Step 4: Simplify right side
5,623,302.41x = 13,328,573,189,385.44 - Step 5: Solve for x
x = 13,328,573,189,385.44/5,623,302.41 - Step 6: Final answer
x = 2,370,239.45
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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.