Finding the Fourth Proportional to 5,083,590.30, 7,625,385.45 and 1,717,748.70
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Solution
The fourth proportional to 5,083,590.30, 7,625,385.45 and 1,717,748.70 is: 2,576,623.05
Step by Step Solution
- Step 1: Write the proportion equation
5,083,590.30 : 7,625,385.45 = 1,717,748.70 : x - Step 2: Convert to fraction form
5,083,590.30/7,625,385.45 = 1,717,748.70/x - Step 3: Cross multiply
5,083,590.30x = 7,625,385.45 × 1,717,748.70 - Step 4: Simplify right side
5,083,590.30x = 13,098,495,943,736.41 - Step 5: Solve for x
x = 13,098,495,943,736.41/5,083,590.30 - Step 6: Final answer
x = 2,576,623.05
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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.