Finding the Fourth Proportional to 1,010,782.01, 1,516,177.98 and 411,748.94
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Solution
The fourth proportional to 1,010,782.01, 1,516,177.98 and 411,748.94 is: 617,625.43
Step by Step Solution
- Step 1: Write the proportion equation
1,010,782.01 : 1,516,177.98 = 411,748.94 : x - Step 2: Convert to fraction form
1,010,782.01/1,516,177.98 = 411,748.94/x - Step 3: Cross multiply
1,010,782.01x = 1,516,177.98 × 411,748.94 - Step 4: Simplify right side
1,010,782.01x = 624,284,679,906.79 - Step 5: Solve for x
x = 624,284,679,906.79/1,010,782.01 - Step 6: Final answer
x = 617,625.43
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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.