Finding the Fourth Proportional to 1,902,494.88, 2,854,181.64 and 640,291.68
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Solution
The fourth proportional to 1,902,494.88, 2,854,181.64 and 640,291.68 is: 960,585.37
Step by Step Solution
- Step 1: Write the proportion equation
1,902,494.88 : 2,854,181.64 = 640,291.68 : x - Step 2: Convert to fraction form
1,902,494.88/2,854,181.64 = 640,291.68/x - Step 3: Cross multiply
1,902,494.88x = 2,854,181.64 × 640,291.68 - Step 4: Simplify right side
1,902,494.88x = 1,827,508,757,300.76 - Step 5: Solve for x
x = 1,827,508,757,300.76/1,902,494.88 - Step 6: Final answer
x = 960,585.37
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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.