Finding the Fourth Proportional to 804,569.84, 1,110,183.08 and 464,972.56
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Solution
The fourth proportional to 804,569.84, 1,110,183.08 and 464,972.56 is: 641,590.88
Step by Step Solution
- Step 1: Write the proportion equation
804,569.84 : 1,110,183.08 = 464,972.56 : x - Step 2: Convert to fraction form
804,569.84/1,110,183.08 = 464,972.56/x - Step 3: Cross multiply
804,569.84x = 1,110,183.08 × 464,972.56 - Step 4: Simplify right side
804,569.84x = 516,204,668,776.29 - Step 5: Solve for x
x = 516,204,668,776.29/804,569.84 - Step 6: Final answer
x = 641,590.88
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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.