Finding the Fourth Proportional to 966,919.06, 1,449,968.49 and 460,894.63
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Solution
The fourth proportional to 966,919.06, 1,449,968.49 and 460,894.63 is: 691,146.47
Step by Step Solution
- Step 1: Write the proportion equation
966,919.06 : 1,449,968.49 = 460,894.63 : x - Step 2: Convert to fraction form
966,919.06/1,449,968.49 = 460,894.63/x - Step 3: Cross multiply
966,919.06x = 1,449,968.49 × 460,894.63 - Step 4: Simplify right side
966,919.06x = 668,282,690,710.21 - Step 5: Solve for x
x = 668,282,690,710.21/966,919.06 - Step 6: Final answer
x = 691,146.47
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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.