Finding the Fourth Proportional to 1,497,914.08, 2,066,965.20 and 853,199.20
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Solution
The fourth proportional to 1,497,914.08, 2,066,965.20 and 853,199.20 is: 1,177,325.91
Step by Step Solution
- Step 1: Write the proportion equation
1,497,914.08 : 2,066,965.20 = 853,199.20 : x - Step 2: Convert to fraction form
1,497,914.08/2,066,965.20 = 853,199.20/x - Step 3: Cross multiply
1,497,914.08x = 2,066,965.20 × 853,199.20 - Step 4: Simplify right side
1,497,914.08x = 1,763,533,055,067.84 - Step 5: Solve for x
x = 1,763,533,055,067.84/1,497,914.08 - Step 6: Final answer
x = 1,177,325.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.