Finding the Fourth Proportional to 6,224,589.27, 8,589,916.44 and 3,471,279.75
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Solution
The fourth proportional to 6,224,589.27, 8,589,916.44 and 3,471,279.75 is: 4,790,356.71
Step by Step Solution
- Step 1: Write the proportion equation
6,224,589.27 : 8,589,916.44 = 3,471,279.75 : x - Step 2: Convert to fraction form
6,224,589.27/8,589,916.44 = 3,471,279.75/x - Step 3: Cross multiply
6,224,589.27x = 8,589,916.44 × 3,471,279.75 - Step 4: Simplify right side
6,224,589.27x = 29,818,002,992,364.09 - Step 5: Solve for x
x = 29,818,002,992,364.09/6,224,589.27 - Step 6: Final answer
x = 4,790,356.71
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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.