Finding the Fourth Proportional to 1,609,948.14, 2,414,897.55 and 411,860.31
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Solution
The fourth proportional to 1,609,948.14, 2,414,897.55 and 411,860.31 is: 617,784.16
Step by Step Solution
- Step 1: Write the proportion equation
1,609,948.14 : 2,414,897.55 = 411,860.31 : x - Step 2: Convert to fraction form
1,609,948.14/2,414,897.55 = 411,860.31/x - Step 3: Cross multiply
1,609,948.14x = 2,414,897.55 × 411,860.31 - Step 4: Simplify right side
1,609,948.14x = 994,600,453,561.24 - Step 5: Solve for x
x = 994,600,453,561.24/1,609,948.14 - Step 6: Final answer
x = 617,784.16
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1.5x scale
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.