Finding the Fourth Proportional to 842,512.84, 1,162,667.58 and 460,541.08
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Solution
The fourth proportional to 842,512.84, 1,162,667.58 and 460,541.08 is: 635,546.61
Step by Step Solution
- Step 1: Write the proportion equation
842,512.84 : 1,162,667.58 = 460,541.08 : x - Step 2: Convert to fraction form
842,512.84/1,162,667.58 = 460,541.08/x - Step 3: Cross multiply
842,512.84x = 1,162,667.58 × 460,541.08 - Step 4: Simplify right side
842,512.84x = 535,456,182,974.19 - Step 5: Solve for x
x = 535,456,182,974.19/842,512.84 - Step 6: Final answer
x = 635,546.61
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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.